Mapping > Major River Basin Summaries > Upper Colorado-Dolores Tracked Elements

The Upper Colorado-Dolores Basin

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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 basin and the count of known occurrences.

  • Amphibians

State Scientific NameState Common NameGRankSRankCount
Hyla arenicolorCanyon TreefrogG5S216
Lithobates pipiensNorthern Leopard FrogG5S34
Spea intermontanaGreat Basin SpadefootG5S35
  • Birds

State Scientific NameState Common NameGRankSRankCount
Asio flammeusShort-eared OwlG5S2B2
Centrocercus minimusGunnison Sage GrouseG2G3S110
Cypseloides nigerBlack SwiftG4S3B9
Empidonax traillii extimusSouthwestern Willow FlycatcherG5T2SU4
Grus canadensis tabidaGreater Sandhill CraneG5T5S2B,S4N1
Haliaeetus leucocephalusBald EagleG5S1B,S3N3
Melanerpes lewisLewis's WoodpeckerG4S421
Numenius americanusLong-billed CurlewG5S2B1
  • Fish

State Scientific NameState Common NameGRankSRankCount
Gila robustaRoundtail ChubG3S27
Oncorhynchus clarkii pleuriticusColorado River Cutthroat TroutG4T3S315
  • Insects

State Scientific NameState Common NameGRankSRankCount
Erebia pawlowskiiTheano AlpineG5S31
Speyeria nokomis nokomisGreat Basin Silverspot ButterflyG3T1S13
  • Mammals

State Scientific NameState Common NameGRankSRankCount
Myotis thysanodesFringed MyotisG4S39
  • Mollusks

State Scientific NameState Common NameGRankSRankCount
Physa utahensisBanded PhysaG5T2S11
  • Natural Communities

State Scientific NameState Common NameGRankSRankCount
Acer negundo - Populus angustifolia / Cornus sericea ForestNarrowleaf Cottonwood Riparian ForestsG2S22
Acer negundo / Betula occidentalis WoodlandBoxelder/River BirchG1G2S13
Alnus incana - Salix drummondiana ShrublandMontane Riparian ShrublandG3S32
Alnus incana / Cornus sericea ShrublandThinleaf Alder-Red-osier Dogwood Riparian ShrublandG3G4S32
Alnus incana / Mesic Forbs ShrublandThinleaf Alder/Mesic Forb Riparian ShrublandG3S311
Alnus incana / Mesic Graminoids ShrublandMontane Riparian ShrublandG3S26
Aquilegia micrantha - Mimulus eastwoodiae Herbaceous VegetationHanging GardensG2G3S25
Betula occidentalis / Cornus sericea ShrublandLower Montane Riparian ShrublandsG3S13
Betula occidentalis / Maianthemum stellatum ShrublandFoothills Riparian ShrublandG4?S31
Betula occidentalis / Mesic Graminoids ShrublandLower Montane Riparian ShrublandsG3S224
Carex atherodes Herbaceous VegetationG3G5S11
Carex illota Herbaceous VegetationAlpine WetlandsGUQS12
Carex pellita Herbaceous VegetationMontane Wet MeadowsG3S21
Cornus sericea ShrublandFoothills Riparian ShrublandG4QS21
Crataegus rivularis ShrublandFoothills Riparian ShrublandG2QS15
Eleocharis rostellata Herbaceous VegetationEmergent WetlandG3S212
Forestiera pubescens ShrublandFoothills Riparian ShrublandG1G2S238
Juniperus scopulorum / Cornus sericea WoodlandRiparian WoodlandG4S21
Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S311
Picea pungens / Cornus sericea WoodlandMontane Riparian ForestG4S28
Populus angustifolia - Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S330
Populus angustifolia / Alnus incana WoodlandMontane Riparian ForestG3S38
Populus angustifolia / Betula occidentalis WoodlandMontane Riparian ForestG3S34
Populus angustifolia / Crataegus rivularis WoodlandNarrowleaf Cottonwood Riparian ForestsG2?S27
Populus angustifolia / Rhus trilobata WoodlandNarrowleaf Cottonwood/SkunkbrushG3S398
Populus angustifolia / Salix (monticola, drummondiana, lucida) WoodlandNarrowleaf Cottonwood/Mixed Willows Montane Riparian ForestG3S21
Populus angustifolia / Salix ligulifolia - Shepherdia argentea WoodlandNarrowleaf Cottonwood Riparian ForestsG1S31
Populus deltoides ssp. wislizeni / Rhus trilobata WoodlandFremont's Cottonwood Riparian ForestsG2S312
Populus deltoides ssp. wislizeni / Salix exigua WoodlandFremonts Cottonwood Riparian ForestsG3S117
Populus tremuloides / Cornus sericea ForestMontane Riparian WoodlandG4S22
Pseudotsuga menziesii / Cornus sericea WoodlandLower Montane Riparian ForestsG4S21
Rhus trilobata ShrublandSkunkbrush Riparian ShrublandG2S232
Salix bebbiana ShrublandMontane Willow CarrsG3?S22
Salix drummondiana / Calamagrostis canadensis ShrublandLower Montane Willow CarrsG3S32
Salix exigua - Salix ligulifolia ShrublandStrapleaf Willow-Coyote WillowG2G3S21
Salix geyeriana - Salix monticola / Mesic Forbs ShrublandGeyer's Willow-Rocky Mountain Willow/Mesic ForbG3S37
Salix geyeriana / Mesic Forbs ShrublandMontane Willow CarrG3S21
Salix ligulifolia ShrublandMontane Willow CarrG2G3S34
Salix monticola / Carex utriculata ShrublandMontane Riparian Willow CarrG3S34
Salix monticola / Mesic Graminoids ShrublandMontane Riparian Willow CarrG3S310
Salix wolfii / Carex aquatilis ShrublandSubalpine Riparian Willow CarrG4S31
Sarcobatus vermiculatus / Suaeda moquinii ShrublandSaline Bottomland ShrublandsGUQS21
Schoenoplectus maritimus Herbaceous VegetationEmergent Wetland (Marsh)G4S21
Shepherdia argentea ShrublandFoothills Riparian ShrublandG3G4S214
Sporobolus airoides Southern Plains Herbaceous VegetationGreat Plains Salt MeadowsG3QS23
  • Vascular Plants

State Scientific NameState Common NameGRankSRankCount
Centaurium exaltatumGreat Basin centauryG5S11
Epipactis giganteagiant helleborineG4S1S225
Erigeron kachinensisKachina daisyG2S111
Eriophorum altaicum var. neogaeumAltai cottongrassG4?T3T4S36
Hippochaete variegatavariegated scouringrushG5S11
Mimulus eastwoodiaeEastwood monkey-flowerG3G4S1S217
Puccinellia parishiiParish's alkali grassG2G3S13
Trifolium kingiiKing's cloverG5S115
Utricularia minorlesser bladderwortG5S22