Mapping > River Subbasin Summaries > Colorado Headwaters-Plateau Tracked Elements

The Colorado Headwaters-Plateau Subbasin

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Tracked elements of biodiversity include animals, plants, and natural communities that are uncommon either globally or within the state of Colorado. The list below includes all wetland and riparian dependent elements found within the subbasin and the count of known occurrences.

  • Amphibians

State Scientific NameState Common NameGRankSRankCount
Anaxyrus boreas pop. 1Boreal Toad (Southern Rocky Mountain Population)G4T1QS12
Hyla arenicolorCanyon TreefrogG5S241
Lithobates pipiensNorthern Leopard FrogG5S31
Spea intermontanaGreat Basin SpadefootG5S354
  • Birds

State Scientific NameState Common NameGRankSRankCount
Asio flammeusShort-eared OwlG5S2B1
Centrocercus urophasianusSage GrouseG3G4S44
Cypseloides nigerBlack SwiftG4S3B1
Egretta thulaSnowy EgretG5S2B2
Grus canadensis tabidaGreater Sandhill CraneG5T5S2B,S4N1
Haliaeetus leucocephalusBald EagleG5S1B,S3N17
Himantopus mexicanusBlack-necked StiltG5S3B1
Melanerpes lewisLewis's WoodpeckerG4S42
Numenius americanusLong-billed CurlewG5S2B4
Plegadis chihiWhite-faced IbisG5S2B1
  • Fish

State Scientific NameState Common NameGRankSRankCount
Gila cyphaHumpback ChubG1S113
Gila robustaRoundtail ChubG3S226
Oncorhynchus clarkii pleuriticusColorado River Cutthroat TroutG4T3S326
Ptychocheilus luciusColorado PikeminnowG1S135
Xyrauchen texanusRazorback SuckerG1S124
  • Insects

State Scientific NameState Common NameGRankSRankCount
Ischnura barberiDesert ForktailG4SU1
Sympetrum costiferumSaffron-bordered MeadowflyG5S1?3
  • Natural Communities

State Scientific NameState Common NameGRankSRankCount
Acer negundo - Populus angustifolia / Cornus sericea ForestNarrowleaf Cottonwood Riparian ForestsG2S22
Acer negundo / Cornus sericea ForestMontane Riparian Deciduous ForestG3?S12
Acer negundo / Prunus virginiana ForestMontane Riparian Deciduous ForestG3S29
Alnus incana - Salix drummondiana ShrublandMontane Riparian ShrublandG3S31
Aquilegia micrantha - Mimulus eastwoodiae Herbaceous VegetationHanging GardensG2G3S22
Betula occidentalis / Maianthemum stellatum ShrublandFoothills Riparian ShrublandG4?S33
Betula occidentalis / Mesic Graminoids ShrublandLower Montane Riparian ShrublandsG3S22
Catabrosa aquatica - Mimulus ssp. Spring WetlandSpring WetlandGUS21
Cornus sericea ShrublandFoothills Riparian ShrublandG4QS26
Eleocharis rostellata Herbaceous VegetationEmergent WetlandG3S21
Fraxinus anomala / Quercus gambelii WoodlandWest Slope Riparian WoodlandGUQSU2
Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S31
Picea pungens / Cornus sericea WoodlandMontane Riparian ForestG4S27
Populus angustifolia - Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S31
Populus angustifolia / Betula occidentalis WoodlandMontane Riparian ForestG3S33
Populus angustifolia / Crataegus rivularis WoodlandNarrowleaf Cottonwood Riparian ForestsG2?S21
Populus angustifolia / Rhus trilobata WoodlandNarrowleaf Cottonwood/SkunkbrushG3S39
Populus balsamifera WoodlandMontane Riparian WoodlandGUS21
Populus deltoides ssp. wislizeni / Rhus trilobata WoodlandFremont's Cottonwood Riparian ForestsG2S353
Populus tremuloides / Acer glabrum ForestMontane Riparian ForestsG1G2S22
Populus tremuloides / Alnus incana ForestMontane Riparian ForestsG3S31
Rhus trilobata ShrublandSkunkbrush Riparian ShrublandG2S21
Salix monticola / Carex utriculata ShrublandMontane Riparian Willow CarrG3S33
Sarcobatus vermiculatus / Suaeda moquinii ShrublandSaline Bottomland ShrublandsGUQS22
Schoenoplectus pungens Herbaceous VegetationBulrushG3G4S31
Sullivantia hapemanii - (Aquilegia barnebyi) Herbaceous VegetationSullivantia Hanging GardensG2S216
  • Vascular Plants

State Scientific NameState Common NameGRankSRankCount
Carex limosamud sedgeG5S23
Carex scirpoideaCanadian single-spike sedgeG5S21
Centaurium exaltatumGreat Basin centauryG5S111
Epipactis giganteagiant helleborineG4S1S26
Listera borealisnorthern twaybladeG4S22
Sullivantia hapemanii var. purpusiiHanging Garden sullivantiaG3T3S336
Utricularia minorlesser bladderwortG5S23