CNHP Documents and Reports

Below is a list of the online reports that CNHP updates biannually with newer information from our database.

• Potential Conservation Area Reports (PCA)
  • All PCA Reports
  • Find Individual PCA Reports

The rest of our documents and reports on this page are arranged by year of completion and alphabetical order by title. Using your mouse, left click on a document title to view it online, or right click to download.

• 2009 Documents and Reports
  • Colorado Natural Heritage Program Projects 2008-2009 (PDF 5.3 mb). CNHP et al.
  • Survey of Critical Biological Resources in Boulder County, Colorado (2007-2008) (PDF 47.2 mb). Neid, S., J. Lemly, J. Siemers, K. Decker, and D. Culver.
  • Survey of Critical Biological Resources Chaffee County, Colorado (2009) (PDF 51.8 mb). Culver, D., D. Malone, S. Neid, and J. Handwerk.
  • Vegetation Index of Biotic Integrity (VIBI) for Headwater Wetlands in the Southern Rocky Mountains - Version 2.0: Calibration of Selected VIBI Models (PDF 9.7 mb). Lemly, J. and J. Rocchio.
• 2008 Documents and Reports
  • A Biodiversity Scorecard for Colorado (PDF 7.1 mb). CNHP and TNC.
  • Colorado Natural Heritage Program 2007/2008 Project Abstracts (PDF 5.8 mb). Rondeau, R. et al.
  • Geospatial Environmental and Community Analysis in Pueblo and El Paso Counties, Colorado (PDF 10.6 mb). Landon, M., M. Fink, N. Gibson, and L. Scharf.
  • Southeastern Colorado Survey of Critical Biological Resources 2007 (PDF 108 mb). Stevens, J., J. Sovell, D. Culver, K. Decker, L. Grunau, A. Lavender, C. Gaughan.
  • Survey of Critical Biological Resources Rio Blanco County, Colorado 2008 (PDF 28 mb). Culver, D., P. Lyon, and J. Huggins.
  • Survey of Critical Wetlands and Riparian Areas in Hinsdale County, Colorado (PDF 31.8 mb). Neid, S and J. Jones.
  • Survey of Seeps and Springs on Bureau of Land Management lands in northern Hinsdale County 2006-2007 (PDF 21.9 mb). Neid, S., D. Malone, and J. Jones.
  • Survey of Selected Wetlands within the Bureau of Land Management White River Resource Area (Rio Blanco, Garfield, and Moffat Counties, CO) 2008 (PDF 12 mb). Culver, D.
• 2007 Documents and Reports
  • A Conservation Blueprint for Neotropical Migratory Birds in Western Colorado (PDF 8.3 mb). Fink, M., D. Hanni, D. Klute, J. Sovell, and R. Rondeau.
  • Assessing Ecological Condition of Headwater Wetlands in the Southern Rocky Mountains Using a Vegetation Index of Biotic Integrity (PDF 3.8 mb). Rocchio, J.
  • Colorado Natural Heritage Program 2006/2007 Project Abstracts (PDF 53.6 mb). Rondeau, R. et al.
  • Distributional Survey of Rare Small Mammals (Orders Insectivora, Chiroptera, and Rodentia) in Colorado: Year Three (PDF 810 kb). Siemers, J. and R. Schorr.
  • Ecological Integrity Assessments for selected Ecological Systems in Boulder County, Colorado (individual documents below).
    • Central Mixedgrass Prairie EIA (PDF 491 kb). Decker, K.
    • Rocky Mountain Lower Montane-Foothill Shrubland EIA (PDF 511 kb). Decker, K.
    • Western Great Plains Cliff, Outcrop, and Shale Barren EIA (PDF 436 kb). Decker, K.
    • Western Great Plains Foothill and Piedmont Grassland EIA (PDF 476 kb). Decker, K.
    • Western Great Plains Riparian Woodland and Shrubland EIA (PDF 658 kb). Decker, K.
  • Floristic Quality Assessment Indices for Colorado Plant Communities (PDF 3.5 mb). Rocchio, J.
  • Life-History and Ecology of the Greenback Cutthroat Trout (PDF 3.9 mb). Coleman, M.A.
  • Noxious Weed Monitoring at the US Air Force Academy- Year 2 Results (PDF 3.1 mb). Anderson, D. and A. Lavender.
  • Parnassia kotzebuei Chamisso ex Sprengel (Kotzebue's grass-of-Parnassus): A Technical Conservation Assessment (PDF 1.3 mb). Spackman Panjabi, S., and D.G. Anderson.
  • Pawnee Montane Skipper Post-fire Habitat Assessment Survey - September 2006 (PDF 7.8 mb). Sovell, J.
  • Rare Plant Survey of Select Bureau of Land Management Lands in the Arkansas River Canyon, Chaffee and Fremont Counties, Colorado (PDF 14.2 mb). Neid, S.
  • Rare Plant Surveys on Fort Carson 2006-2007 (PDF 5.7 mb). Neid, S., and J. Handwerk.
  • Rare Plant Survey of BLM Lands Gateway, Colorado (PDF 4.5 mb). Lyon, P.
  • Rare Plant Surveys on the Pinon Canyon Maneuver Site 2006-2007 (PDF 6.7 mb). Neid, S., J. Handwerk, and S. Spackman Panjabi.
  • San Juan National Forest Botanical Survey of Fens (PDF 13.4 mb). Lyon, P., M. Rohman, and J. Crawford.
  • Thalictrum heliophilum Wilken&DeMott (Cathedral Bluff meadow-rue): A Technical Conservation Assessment (PDF 1.6 mb). Spackman Panjabi, S., and D.G. Anderson .
  • The Potential Distribution and Landscape Integrity of Frankenia jamesii (James' seaheath) in Southeastern Colorado (PDF 1.01 mb). Decker, K.
  • White River National Forest Rare Plant Survey 2006 (PDF 16.5 mb). Lyon, P., J. Huggins, and G. Doyle Q.
• 2006 Documents and Reports
  • A Database for Tracking Populations of Endangered, Threatened, Proposed and Candidate Species in National Parks - Poster Presentation (PDF 2.1 mb - Reduced to Tabloid Size). Presented at the 20th Annual Meeting of the Society for Conservation Biology in San Jose, California June 24-28, 2006.. Johnson, F., P. Dratch and L. Mehrhoff.
  • Asclepias uncialis Green (wheel milkweed): A Technical Conservation Assessment (PDF 2.5 mb). Decker, K.
  • Assessment of Conservation Targets, Viability, and Impacts to Biological Diversity on the Lowry Range (PDF 36.2 mb). Grunau, L., J. Sovell, and R. Rondeau.
  • Astragalus missouriensis Nutt. var. humistratus Isely (Missouri milkvetch): A Technical Conservation Assessment (PDF 2.1 mb). Decker, K.
  • Baca Grande Biological Assessment, 2005 (PDF 6.4 mb). Sovell, J.
  • Botrychium simplex E. Hitchcock(little grapefern): A Technical Conservation Assessment (PDF 2.9 mb). Anderson, D.G.
  • Calochortus flexuosus S. Watson (winding mariposa lily): A Technical Conservation Assessment (PDF 1.5 mb). Spackman Panjabi, S., and D.G. Anderson.
  • Central Shortgrass Prairie Ecoregional Assessment and Partnership Initiative (Final Report - November 2006) (PDF 12.3 mb). Neely, B., et al.
  • Colorado Natural Heritage Program 2005/2006 Project Abstracts (PDF 6.1 mb). Rondeau, R. et al.
  • Draba weberi Price&Rollins (Weber's draba): A Technical Conservation Assessment (PDF 1.9 mb). Decker, K.
  • Distributional Survey of Rare Small Mammals (Orders Insectivora, Chiroptera, and Rodentia) in Colorado: Year Two (PDF 1.7 MB). Siemers, J.L. and R. A. Schorr.
  • Ecological Integrity Assessment and Performance Measures for Wetland Mitigation (PDF 825 kb). Faber-Langendoen, D., J. Rocchio, M. Schafale, C. Nordman, M. Pyne, J. Teague, . T. Foti, and P. Comer.
    • Intermountain Basins Playa Ecological System (PDF 863 kb). Rocchio, J.
    • North American Arid West Freshwater Marsh Ecological System (PDF 863 kb). Rocchio, J.
    • Rocky Mountain Alpine-Montane Wet Meadow Ecological System (PDF 1.1 mb). Rocchio, J.
    • Rocky Mountain Lower Montane Riparian Woodland and Shrubland Ecological System (PDF 1.1 mb). Rocchio, J.
    • Rocky Mountain Subalpine-Montane Fen Ecological System (PDF 1.0 mb). Rocchio, J.
    • Rocky Mountain Subalpine-Montane Riparian Shrublands Ecological System (PDF 1.2 mb). Rocchio, J.
    • Rocky Mountain Subalpine-Montane Riparian Woodland Ecological System (PDF 1.1 mb). Rocchio, J.
  • Epipactis gigantea Dougl. ex Hook. (stream orchid): A Technical Conservation Assessment (PDF 1.7 mb). Rocchio, J., M. March, and D.G. Anderson.
  • Eriogonum brandegeei Rydberg (Brandegee's buckwheat): A Technical Conservation Assessment (PDF 3.4 mb). Anderson, D.G.
  • Eriogonum exilifolium Reveal (dropleaf buckwheat): A Technical Conservation Assessment (PDF 4.2 mb). Anderson,D.G.
  • Eriophorum gracile W. D. J. Koch (slender cottongrass): A Technical Conservation Assessment (PDF 1.7 mb). Decker, K., D. Culver, and D.G. Anderson.
  • Eriophorum chamissonis C.A. Mey.(Chamisso's cottongrass): A Technical Conservation Assessment (PDF 1.4 MB). Decker, K., D. Culver, and D.G. Anderson.
  • Festuca campestris Rydberg (rough fescue):A Technical Conservation Assessment (PDF 3.3 MB). Anderson, D.G.
  • Festuca hallii (Vasey) Piper (Hall's fescue):A Technical Conservation Assessment (PDF 3.6 MB). Anderson, D.G.
  • Grasshopper Monitoring on Pueblo Chemical Depot (2001-2003) (PDF 2.37 mb). Sovell, J.
  • Issues in Species Recovery: An Example Based on the Wyoming Toad (PDF 106 KB). Dreitz, V.
  • Kobresia simpliciuscula (Wahlenberg) Mackenzie (simple bog sedge): A Technical Conservation Assessment (PDF 1.3 mb). Decker, K., D. Culver, and D.G. Anderson.
  • Lesquerella pruinosa Greene (Pagosa bladderpod): A Technical Conservation Assessment (PDF 4.1 mb). Anderson, D.G.
  • Longnose leopard lizard (Gambelia wislizenii) home range and habitat use on Cannonball Mesa, Colorado (PDF 1.1 mb). Shorr, R.A. and B. Lambert.
  • Lowry Range Biological Survey 2005 (PDF 7.3 mb). Sovell, J.
  • Malaxis brachypoda (A. Gray) Fernald(white adder's-mouth orchid):A Technical Conservation Assessment (PDF 1.9 MB). Anderson, D.G.
  • Mentzelia chrysantha Engelmann ex Brandegee( golden blazing star): A Technical Conservation Assessment (PDF 2.2 mb). Anderson, D.G.
  • Modeling the Potential Distribution of Three Endemic Plants of the Northern Piceance and Uinta Basins (PDF 1.6 mb). Decker, K., A. Lavender, J. Handwerk, and D.G. Anderson .
  • Monitoring Low Density Avian Populations: An Example Using Mountain Plovers (PDF 298 kb). Dreitz, V.J., P. Lukacs, and F. Knopf.
  • Nest Success of Mountain Plovers Relative to Anthropogenic Edges in Eastern Colorado (PDF 104 kb). Mettenbrink, C.W., V.J. Dreitz, and F.L. Knopf.
  • Noxious Weed Monitoring at the U.S. Air Force Academy- Year 1 Results (PDF 5.73 mb). Anderson, D.G. and A. Lavender.
  • Penstemon harringtonii Penland (Harrington's beardtongue): A Technical Conservation Assessment (PDF 1.5 mb). Spackman Panjabi, S., and D.G. Anderson.
  • Potentilla ambigens Greene (silkyleaf cinquefoil): A Technical Conservation Assessment (PDF 2.2 MB). Anderson, D.G.
  • Primula egaliksensis Wormskjold ex Hornemann: (Greenland primrose): A Technical Conservation Assessment (PDF 2.3 mb). Anderson, D.G., S. Neid, and K. Decker.
  • Ranunculus karelinii Czern. (ice cold buttercup): A Technical Conservation Assessment (PDF 1.4 mb). Spackman Panjabi, S. and D.G. Anderson.
  • Salix arizonica Dorn (Arizona willow): A Technical Conservation Assessment (PDF 2.4 mb). Decker, K.
  • Salix candida Flueggé ex Wild. (sageleaf willow): A Technical Conservation Assessment (PDF 1.7 mb). Decker, K.
  • Salix myrtillifolia Anderss. (blueberry willow): A Technical Conservation Assessment (PDF 1.4 mb). Neid, S., K. Decker, and D.G. Anderson.
  • Salix serissima (Bailey) Fern. (autumn willow): A Technical Conservation Assessment (PDF 1.4 mb). Decker, K.
  • Survey for Bats in Jackson County, Colorado (PDF 852 kb). Shore, R.A.
  • Survey of Critical Biological Resources, Grand County, Colorado (PDF 67.9 mb). Culver, D.R., and J. Jones.
  • Survey of Critical Wetlands and Riparian Areas in Archuleta County (PDF 48.2 mb). Freeman, K., M. March, and D. Culver.
  • Survey of Critical Wetlands and Riparian Areas in Fremont County (PDF 27.6 mb). Neid, S.
  • Survey of Selected Wetlands within the Bureau of Land Management Kremmling Field Office Management Area (Grand County, CO): 2006 (PDF 8.7 mb). Jones, J. and D.Culver.
  • The Third Annual Rare Plant Symposium (PDF 32.9 mb). CNHP et al.
  • Utricularia minor L. (lesser bladderwort): A Technical Conservation Assessment (PDF 1.4 mb). Neid, S.
  • Vegetation Index of Biotic Integrity for Southern Rocky Mountain Fens, Wet Meadows, and Riparian Shrublands: Phase 1 Final Report (PDF 2.1 mb). Rocchio, J.
• 2005 Documents and Reports
  • Astragalus proximus (Rydberg) Wooton & Standley (Aztec milkvetch): A Technical Conservation Assessment (PDF 2.2 mb) . Decker, K.
  • Astragalus wetherillii Jones (Wetherill's milkvetch): A Technical Conservation Assessment (PDF 2.2 MB). Decker, K.
  • Botanical Survey of Winter Park Resort, Arapaho National Forest, Grand County,Colorado (PDF 3.0 mb). Anderson, D.G., and J.E. Handwerk.
  • Botrychium multifidum (Gmel.) Rupr. (leathery grapefern): A Technical Conservation Assessment. (PDF 4.3 mb). Anderson, D.G.
  • Bureau of Land Management San Luis Valley Forest Fuel Reduction Monitoring Project (PDF 1.5 mb).. J. Stevens.
  • Colorado Natural Heritage Program 2004 Abstracts (PDF 3.5 mb). Rondeau, R., et al.
  • Fraser Valley Parkway Boreal Toad Habitat Inventory - A report to the Grand County Planning Commission August 2005 (PDF 1.7 mb). Gaughan, C. and L. Grunau.
  • Ipomopsis globularis (Brand) W.A. Weber (Hoosier Pass ipomopsis): A Technical Conservation Assessment (PDF 1.7 mb). Spackman-Panjabi, S. and D. Anderson.
  • Modeling the potential distribution of Phacelia scopulina var. submutica (Debeque phacelia) and Astragalus debequaeus (Debeque milkvetch) in western Colorado (PDF 13.8 MB). Decker, K., A. Lavender, J. Handwerk, and D.G. Anderson.
  • Pawnee Montane Skipper Post-fire Habitat Assessment Survey - September 2004 (PDF 4.6 mb). Colorado Natural Heritage Program.
  • Rare Plant Survey of San Juan Public Lands, Colorado (PDF 36.6 MB). Lyon, P., and J. Hanson.
  • Resolving Conflicts Of Mountain Plovers (Charadrius Montanus) Breeding On Agricultural Lands In Colorado, Final Report, April 29, 2005 (PDF 2.2 mb). Dreitz, V.
  • Survey of Critical Biological Resources, Larimer County, Colorado, 2004 (PDF 44.6 mb). Doyle, G.A., S.L. Neid, and R.J. Rondeau.
  • Survey of Critical Wetlands and Riparian Areas in Dolores County (PDF 27.7 mb). March, M., D. Culver, P. Lyon, J. Hanson, and S. Eastin.
  • Survey of Rare Plants San Juan Public Lands in Dolores and Montezuma Counties, Colorado (PDF 33.8 mb). Lyon, P., and J. Hanson.
  • The Second Annual Rare Plant Symposium (PDF 29.9 mb).. CNHP, et al.
  • The Second Annual Colorado Rare Plant Symposium - Evening Presentation (PDF 42 kb). CNHP, et al.
  • Pawnee Montane Skipper Post-fire Habitat Assessment Survey - September 2005 (PDF 13.9 mb). Sovell, J. R.
  • The Second Annual Colorado Rare Plant Symposium - Meeting Minutes (PDF 36 kb). Anderson, D.G., J. Handwerk, C. Winther, and T. Grant.
  • Vegetation Monitoring at Pueblo Chemical depot, 1998-2003; 2003 Update (2.4 mb). Rondeau, R.
• 2004 Documents and Reports
  • 2004 Rare Plant Symposium - Presentation (PDF 32.5 mb). Spackman Panjabi, S.
  • 2004 Rare Plant Symposium - Meeting Minutes (PDF 68 kb). CNHP, et al.
  • Assessment of Critical Biological Resources, La Plata County, Colorado (PDF 104 mb). Lyon, P., J. Huggins, J. Lucht, D. Culver, M. March and J. Hanson.
  • Astragalus anisus M.E. Jones (Gunnison milkvetch): A Technical Conservation Assessment (PDF 2.5 mb). Decker, K. and D.G. Anderson
  • Biological Inventory of the Colorado Canyons National Conservation Area (PDF 4.49 mb). Stevens, J.
  • Black-Tailed Prairie Dog Surveys of BLM Lands in Eastern Colorado (PDF 3.35 mb).. Assal, T.J. and J.R. Sovel.
  • Botrychium echo W.H. Wagner (reflected grapefern): A Technical Conservation Assessment (PDF 1.9 mb). Anderson, D.G. and D. Cariveau.
  • Botrychium hesperium (western moonwort): A Technical Conservation Assessment (PDF 1.3 mb). Anderson, D.G. and D. Cariveau.
  • Canyon of the Ancients National Monument Amphibian and Reptile Inventory (PDF 155 mb). Lambert, B.
  • CDOT Noxious Weed Mapping Project, Final Report by the Colorado Natural Heritage Program, July 2000 to June 2004 (PDF 24.9 mb). Johnson, F.
  • Cirsium perplexans (Rydb.) Petrak (Rocky Mountain thistle): A Technical Conservation Assessment (PDF 1.74 mb). Spackman Panjabi, S. and D.G. Anderson.
  • Colorado Natural Heritage Program 2003 Project Abstracts (PDF 2.9 mb).. Rondeau, R., et al.
  • Conservation and Management Plan for Colorado Butterfly Plant and Preble's Meadow Jumping Mouse on F.E. Warren Air Force Base (PDF 13.3 mb). Grunau, L., R. Schorr, and J. Handwerk.
  • Eriogonum coloradense Small (Colorado buckwheat): A Technical Conservation Assessment (PDF 2.1 mb). Anderson, D.G.
  • Gilia sedifolia Brandeg. (stonecrop gilia): A Technical Conservation Assessment (PDF 2.4 mb). Anderson, D.G.
  • Great Sand Dunes National Monument and Preserve 2003 Vascular Plant Inventory (PDF 6.89 mb). Spackman Panjabi,S., K. Decker, G.Doyle, and D. G. Anderson.
  • Ipomopsis polyantha (Rydberg) V. Grant (Pagosa ipomopsis): A Technical Conservation Assessment (PDF 3.4 mb). Anderson, D.G.
  • Montane Mollusk and Crustacean Survey of Western Colorado, 2003 Annual Report (PDF 783 kb). Sovell, J.R. and R. Guralni.
  • Natural Heritage Inventory of Rare Plants, Animals and Plant Communities on Peterson Air Force Base, Colorado Springs, Colorado, Update to Final Report 1997 (PDF 2.5 mb). Schorr, R. and R. Abbott.
  • Neoparrya lithophila Mathias (Bill’s neoparrya): A Technical Conservation Assessment (PDF 5.4 mb). Anderson, D.G.
  • Population Paramaters and Fat Composition of Small Mammals on Pueblo Chemical Depot (2000-2003) (PDF 1.0 mb). Sovell, J., B. Wunder, P. Lukacs, J. Gionfriddo, and J. Siemers.
  • Population Status Survey of Schmoll's Milkvetch (Astragalus schmolliae C.L. Porter) (PDF 9.8 mb). Anderson, D.G.
  • Potentilla rupincola Osterhout (rock cinquefoil): A Technical Conservation Assessment (PDF 6.77 mb). Anderson, D.G.
  • Survey and Assessment of the "Alamosa Marshes" area, San Luis Valley, CO (PDF 5.8 mb). Rocchio, J.
  • Survey of Critical Wetlands Bureau of Land Management Lands South Park, Park County, Colorado 2003-2004 (PDF 7.75 mb). Culver, D.
  • Survey of Critical Wetlands and Riparian Areas in La Plata County, Colorado (PDF 36.8 mb). March, M., P. Lyon, D. Culver, and J. Huggins.
  • Survey of Critical Wetlands and Riparian Areas in Southern Alamosa and Costilla Counties, San Luis Valley, Colorado (PDF 33.1 mb). Rocchio, J.
  • Thelypodiopsis juniperorum (Payson) Rydberg (juniper tumblemustard): A Technical Conservation Assessment (PDF 2.1 mb). Anderson, D.G.
  • Visiting Insect Diversity and Visitation Rates for Seven Globally - Imperiled Plant Species In Colorado's Middle Arkansas Valley (PDF 2.44 mb). Spackman Panjabi, S.C.
  • Wetland Classification of Blanca Wetlands, San Luis Valley, Colorado (PDF 1.5 mb). Rocchio, J.
• 2003 Documents and Reports
  • Assessment of Riparian and Wetland Areas within the Buffalo-Stillwater-Gilsonite Allotment Analysis Area, Arapaho National Forest, Grand County, Colorado (PDF 8.3 mb). Rocchio, J., Doyle, G., and R. Rondeau.
  • Black-Tailed Prairie Dog Surveys in Crowley, Otero, Pueblo and Eastern Huerfano Counties, Colorado (PDF 2.4 mb). Sovell, J.
  • Botrychium campestre (Iowa moonwort): A technical conservation assessment (PDF 1.6 mb). Anderson, D.G. and D. Cariveau.
  • Distributional Survey of Rare Small Mammals (Orders Insectivora, Chiroptera and Rodentia) in Colorado: Year One (PDF 2.2 mb). Siemers, J.L., R.A. Schorr, and A.C. Rink.
  • Field Guide to the Wetland and Riparian Plant Associations of Colorado (PDF 81.3 mb). Carsey, K., G. Kittel, K. Decker, D.J. Cooper, and D. Culver.
  • Florissant Fossil Beds National Monument Vascular Plant Inventory (PDF 10.1 mb). Spackman Panjabi, S. and S. Anderson.
  • Meadow Jumping Mice (Zapus hudsonius preblei) on the U.S. Air Force Academy El Paso County, Colorado: Populations, Movement and Habitat from 2000-2002 (PDF 1.0 mb). Schorr, R.
  • Noxious Weed Survey of Peterson Air Force Base (PDF 2.4 mb). Anderson, D.G., A. Lavender, and R. Abbott.
  • Noxious Weed Survey of the U.S. Air Force Academy and Farish Outdoor Recreation Area (PDF 4.34 mb). Anderson, D.G., A. Lavender, and R. Abbott.
  • Potentail Habitat for Mountain Plovers on Colorado Springs Utilities Property (PDF 733 kb). Margulies, M. and J.R. Sovell.
  • Programmatic Biological Assessment, Conference Report, and Conservation Strategy for Impacts from Transportation Improvement Projects on Select Sensitive Species on Colorado's Central Shortgrass Prairie (PFD 4.3 mb). Grunau, L. et al.
  • San Juan County Biological Assessment (PDF 43.1 mb). Lyon P., D. Culver, M. March and L. Hall.
  • Statewide Wetlands Classification and Characterization, Final Report, April 2003 (PDF 1.9 mb). Carsey, K., Kittel, G., Decker, K., Cooper, D.J., and D. Culver.
  • Survey of Bent's Old Fort National Historic Site for Breeding Birds and Anurans, May 2002 (PDF 262 kb). Gionfriddo, J., and J. Stevens.
  • Survey of Critical Wetlands and Riparian Areas in Gunnison County (PDF 15.4 mb). Rocchio, J., Doyle, G. and R. Rondeau.
  • Survey of Critical Biological Resources of Pueblo County, Colorado (PDF 20.1 mb). Spackman Panjabi, S., J. Sovell, G. Doyle, D. Culver, and L. Grunau.
  • Survey of Selected Seeps and Springs within the Bureau of Land Management’s Gunnison Field Office Management Area (Gunnison and Saguache Counties, CO) (PDF 4.4 mb). Doyle, G.
  • Surveys for Boreal Toads (Bufo boreas boreas) in and near the Northern Portion of the Powderhorn Wilderness, Gunnison and Hinsdale Counties, Colorado: Summer 2002 (PDF 2.1 mb). Gionfriddo, J.P. and B. Lambert.
  • Upper San Juan Basin Biological Assessment (PDF 7.93 mb).. Sovell, J., P. Lyon, and L. Gruneau.
  • Vegetation Monitoring at Pueblo Chemical Depot: 1998-2002 (PDF 8.3 mb). Rondeau, R.
• 2002 Documents and Reports
  • A Survey of Colorado’s Caves for Bats (PDF 806 kb). Siemers, J.
  • Biological Survey of Bent's Old Fort National Historic Site, Otero County, Colorado (PDF 826 kb). Gionfriddo, J., D. Culver, and J. Stevens.
  • Estimating Impacts of Highway Projects on Select Rare, Sensitive, or Declining Species on Colorado's Central Shortgrass Prairie (PDF 4.4 mb). Grunau, L. and A. Lavender.
  • Great Sand Dunes National Monument and Preserve Vascular Plant Inventory (2002 report) (PDF 5.87 mb). Spackman Panjabi, S. and K. Decker.
  • Monument Creek Watershed Landscape Assessment (PDF 2.8 mb). Armstrong, J. and J. Stevens.
  • Pueblo Chemical Depot Grasshopper Monitoring: 2002 Results (PDF 459 kb). Sovell, J.R. and S. Schneid.
  • Rare Plant Survey, San Juan National Forest (PDF 11.5 mb). Lyon, P, and M. Denslow.
  • Survey of Critical Wetlands and Riparian Areas in Mesa County (PDF 3.1 mb.). Rocchio, J., G. Doyle, P. Lyon, and D. Culver.
  • Survey of Seeps and Springs within the Bureau of Land Management’s Grand Junction Field Office Management Area (Mesa County, CO) (PDF 5.7 mb). Doyle, G., J. Rocchio, and D. Culver.
• 2001 Documents and Reports
  • Conservation Assessment for Mountain Plover (Charadrius montanus) in South Park, Colorado (3.2 mb). Grunau, L and M. Wunder.
  • Ecological System Viability Specifications for Southern Rocky Mountain Ecoregion, 1st edition (PDF 0.9 mb). Rondeau, R.
  • Gunnison Gorge National Conservation Area Survey of Impacts on Rare Plants (PDF 40.5 mb). Lyon, P. and M. Denslow.
  • Inventory and Status Report of American Ground Nut (Apios americana Medicus) in Colorado (PDF 4.6 mb). Anderson, D.G. and S. Spackman.
  • Meadow Jumping Mice (Zapus hudsonius preblei) on the U.S. Air Force Academy, El Paso County, Colorado (PDF 1.7 mb). Schorr, R.
  • Park County Inventory of Critical Biological Resources (PDF 38.1 mb). Spackman, S., D. Culver, and J. Sanderson.
  • Pueblo Chemical Depot Grasshopper Monitoring: 2001 Results (PDF 889kb). Sovell, J.R. and S. Schneid.
  • Statewide Wetlands Classification and Characterization: Wetland Plant Associations of Colorado. Preliminary Report 1999-2001 (PDF 3.48 mb). Carsey, K., D. Cooper, K. Decker, D. Culver, G. Kittel.
  • Survey of Critical Biological Resources, El Paso County, Colorado (PDF 85.9 mb). Doyle, G., J. Armstrong, J. Gionfriddo, D.G. Anderson, J. Stevens, and R. Schorr.
  • Survey of Critical Biological Resources, Garfield County, Colorado, Volume I (PDF 25.7 mb). Lyon, P., J. Sovell, and J. Rocchio
  • Survey of Critical Biological Resources of Garfield County, Colorado, Volume II: Survey of Critical Wetlands and Riparian Areas in Garfield County (PDF 3.6 mb). Rocchio, J., J. Sovell, and P. Lyon.
  • Survey of Critical Wetland Wetlands and Riparian Areas in El Paso and Pueblo Counties, Colorado (PDF 65.8 mb). Doyle, G., D.G. Anderson, and D. Culver.
  • Survey of Seeps and Springs within the Bureau of Land Management’s Grand Junction Field Office Management Area (Garfield County, CO) (PDF 5.1 mb). Rocchio, J., J. Sovell, and P. Lyon.
  • Visiting insect diversity and visitation rates for two globally-imperiled plant species in Colorado’s Mosquito Range (PDF 2.2 mb). Spackman, S., G. Doyle, and D. Anderson.
  • Weed and Rare Plant Assessments on Selected BLM ACECs (PDF 18.6 mb). Anderson,D.G., P. Lyon, S. Spackman, and J. Handwerk.
• 2000 Documents and Reports
  • A Natural Heritage Assessment: San Miguel and Western Montrose Counties, Colorado (PDF 33.9 mb) . Lyon, P. and J. Sovell.
  • Assessment of Riparian Vegetation and Wildlife Habitat Structure North Fork of the Gunnison River Tributaries and Lower Gunnison River Tributaries (PDF 11.9 mb). Damm, M., J. Stevens, and S. Boyle.
  • Biological Inventory of Rio Grande and Conejos Counties, Colorado (PDF 19.1 mb). Kettler, S., J. Rocchio, R. Schorr, J. Burt .
  • Biological Inventory of Rio Grande and Conejos Counties, Colorado, Volume II: A Natural Heritage Inventory and Assessment of Wetlands and Riparian Areas in Rio Grande and Conejos Counties (PDF 20.2 mb). Rocchio, J., D. Culver, and R. Schorr.
  • Biological Survey of Eagle County, Colorado. 2000 Final Report (PDF 38.3 mb). Fayette, K., M. Wunder, and S. Schneider.
  • Comprehensive Statewide Wetlands Classification and Characterization (PDF 1.18 mb). Hupalo, R., Culver, D., Doyle, G.
  • Natural Heritage Inventory of Buckley Air National Guard Base, Arapahoe County, Colorado (PDF 2.9 mb). Fayette, K., R. Schorr, D. Anderson, and E. Mohr.
  • Natural Heritage Inventory of Monte Vista National Wildlilfe Refuge, Rio Grande County, Colorado (PDF 695 kb). Stevens, J. and J. Bell.
  • Natural Heritage Inventory of Schriever Air Force Base, El Paso County, Colorado (PDF 1.17 mb). Fayette, K., D. Anderson, E. Mohr, and J. Gionfriddo.
  • Pueblo Chemical Depot Grasshopper Monitoring: 2000 Results (PDF 380 kb). Sovell, J.
  • Staunton State Park Biological Inventory (PDF 6.91 mb). Spackman, S., D. Anderson, J. Siemers, P. Pineda, and J. Handwerk.
  • Wheat Ridge Open Space Areas Biological Inventory (PDF 19.6 mb). Anderson,D.G. and J. Stevens
• 1999 Documents and Reports
  • 1999 Species Report Card: The State of Colorado's Plants and Animals (PDF 6.71 mb). TNC and CNHP.
  • A Biological Inventory and Conservation Recommendations for the Great Sand Dunes and San Luis Lakes, Colorado (PDF 7.88 kb). Pineda, P., R. J., Rondeau and A. Ochs.
  • A Classification of Riparian Plant Associations of the Rio Grande and Closed Basin Watersheds, Colorado (PDF 9.58 mb). Kittel, G., E. VanWie, M. Damm, R. Rondeau, S. Kettler and J. Sanderson.
  • A Classification of Riparian Wetland Plant Associations of Colorado (PDF 650 kb). Kittel, G., E. VanWie, M. Damm, R. Rondeau, S. Kettler, A. McMullen, and J. Sanderson.
  • A Natural Heritage Assessment and Inventory of State Wildlife Area Wetlands (PDF 4.56 mb). Kettler, S., D. Sarr, and D. Culver.
  • A Natural Heritage Assessment of Wetlands and Riparian Areas in the Uncompahgre River Basin Eastern Montrose and Ouray Counties, Volume II (PDF 13.4 mb). Stephens, T., D. Culver, J. Zoerner, and P. Lyon.
  • Biological Survey of Mineral County, Colorado (PDF 55.9 mb). Rondeau, R.
  • Biological Survey of the Pikes Peak Area (PDF 3.8 mb). Fayette, K.
  • Conservation and Management Plan for Preble’s Meadow Jumping Mouse on the U.S. Air Force Academy (0.9 mb). Grunau, L. R. Schorr, D. Green, B.Rosenlund, C. Pague, J. Armstrong.
  • Conservation Status Handbook, Volume 3, No. 2 (PDF 1.5 mb). Klein, M., et al.
  • Inventory of Critical Biological Resources in the Upper Arkansas Watershed 1999 Final Report (PDF 5.20 mb). Colorado Natural Heritage Program.
  • Management Alternatives for Natural Communities and Imperiled Invertebrates at Horsetooth Mountain Park, Larimer County, Colorado. (PDF 1.98 mb). Kettler, S. and P. Pined.
  • Pueblo Chemical Depot Grasshopper Monitoring: 1999 Results (PDF 218 kb). Sovell, J.
  • Roaring Fork Watershed Biological Inventory, for Pitkin County, the Aspen Wilderness Workshop, and the Roaring Fork Valley Audubon Society (PDF 20 mb). Spackman, S., J. Siemers, K. Murrel, and M. Sherman.
  • Significant natural Heritage Resources of the Caribou Ranch Open Space and their Preservation (PDF 8.64 kb). Pineda, P., S. Kettler, and Wunder, M.
  • The Uncompahgre River Basin Volume I: A Natural Heritage Assessment (PDF 14.8 kb). Lyon, M., T. Stephens, J. Siemers, D. Culver, P. Pineda and J. Zoerner.
• 1998 Documents and Reports
  • A Classification of the Riparian Vegetation of the South Platte and Republican River Basins, Colorado (PDF 6.43 mb). Kittel, G., E. VanWie, and M. Damm.
  • Natural Heritage Biological Survey of Delta County, Colorado (PDF 89.2 mb). Lyon, P. and E. Williams.
  • Saguache County, Closed Basin Biological Inventory Volume I: A Natural Heritage Assessment (PDF 40.2 mb). Rondeau, R. J., D. Sarr, M. B. Wunder, P. M. Pineda, and G. M. Kittel.
  • Saguache County, Closed Basin Biological Inventory Volume II: A Natural Heritage Assessment of Wetlands and Riparian Areas in the Closed Basin, Colorado Final Report (PDF 28.7 mb). Sarr, D. and J. Sanderson.
  • White Ranch Wetlands Biological Survey and Permanent Vegetation Monitoring Plots (PDF 6.7 mb). Rondeau, R., and J. Sanderson
• 1997 Documents and Reports
  • A Natural Heritage Assessment of Wetlands and Riparian Areas in Summit County, Colorado. (PDF 56.2 mb). Culver, D. and J. Sanderson.
  • Biological Survey of the Upper Purgatoire Watershed Las Animas County, CO (PDF 8.02 mb). Carney, J.
  • Field Survey and Protection Recommendations for the Globally Imperiled Parachute Penstemon, Penstemon debilis O’Kane and Anderson (PDF 36 mb). Spackman, S., K. Fayette, K. Carsey, and R. Rondeau.
  • Literature Review of Fire Ecology and Effects United States Air Force Academy Colorado Springs, Colorado, 1997 (PDF 1.6 mb). Culver, D.
  • Natural Heritage Resources and Conservation Significance of the Laramie Foothills, Larimer County, Colorado (PDF 16.5 mb). Kettler, S. and T.P. Scheurman.
  • Summit County Conservation Inventory Volume I: A Natural Heritage Assessment (PDF 41.9 mb). Spackman, S., K. Fayette, D. Culver, K. Murrell, and M. Sherman.
• 1996 Documents and Reports
  • A Natural Heritage Assessment of Wetlands and Riparian Areas in Routt County, Colorado (PDF 6.25 mb). Culver, D., and J. Sanderson.
  • Biological Survey of Naval Oil Shale Reserve No. 1 (NOSR-1) 1996 Final Report (PDF 13.4 mb). Rondeau, R., M. Wunder, A. Meredith, C. Pague and S. Spackman.
  • Extreme Rich Fens of South Park, Colorado: Their Distribution, Identification, and Natural Heritage Significance (PDF 32.1 mb). Sanderson, J. and M. March.
  • Natural Heritage Resources of Douglas County and their Conservation (PDF 70.3 mb). Pague, C., A. Ellingson, S. Kettler, S. Spackman, J. Burt, and K. Essington.
  • Natural Heritage Inventory of Mesa County, Colorado (PDF 29.4 mb). Lyon, P., C. Pague, R. Rondeau, L. Renner, C. Slater, and C. Richard.
  • Natural Heritage Resources of the Glade Park-Piñon Mesa Area Mesa County, Colorado and Grand County, Utah (PDF 7.8 mb). Kettler, S., P. Lyon, and C. Pague.
  • Natural Heritage Survey for Plant Species of Special Concern on Bureau of Land Management Lands, Jackson County, Colorado (PDF 17.5 mb). Burt, J., D. Culver, S. Spackman, and L. Carsten.
  • Significant Natural Heritage Resources of the Rocky Flats Environmental Test Site and their Conservation, Phase II: The Buffer Zone (PDF 1.28 mb). Essington, K., S. Kettler, S. Simonson, C. Pague, J. Sanderson, P. Pineda, and A. Ellingson.
  • Significant Plant, Animal, and Wetland Resources of Larimer County and Their Conservation. (PDF 53.5 mb). Kettler, S., J. Sanderson, S. Spackman, K. Fayette, C. Pague, D. Clark, and A. Hicks.
• 1995 Documents and Reports
  • Effects of Fire on Threatened and Endangered Plants:An Annotated Bibliography (PDF 2.9 mb). U.S. Department of the Interior.  Section by S. Spackman.
  • Fourteeners Initiative Rare Plant Survey Report (PDF 13.6 mb). Spackman, S., M. Duff and S. Floyd.
  • Sensitive Species and Natural Communities Known to Occur on the Picket Wire Canyonlands, Comanche National Grassland, Colorado (PDF 4.55 mb). Pague, C., A. Ellingson, S. Kettler, S. Spackman, and S. Simonson.
• 1994 Documents and Reports
  • Significant Natural Heritage Resources of the Rocky Flats Environmental Test Site and their Conservation, Phase I: The Rock Creek Drainage. (PDF 220 kb). Kettler, S., S. Simonson, C. Pague, and A. Ellingson.
• 1993 Documents and Reports
  • Natural Heritage Inventory of Jefferson County, Colorado (PDF 8.69 mb). Pague, C., R. Rondeau, and M. Duff.