Mapping > River Subbasin Summaries > Upper Arkansas Tracked Elements

The Upper Arkansas 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
Lithobates pipiensNorthern Leopard FrogG5S33
  • Birds

State Scientific NameState Common NameGRankSRankCount
Haliaeetus leucocephalusBald EagleG5S1B,S3N3
Melanerpes lewisLewis's WoodpeckerG4S414
Seiurus aurocapillaOvenbirdG5S2B3
Tympanuchus phasianellus jamesiPlains Sharp-tailed GrouseG4T4S11
  • Fish

State Scientific NameState Common NameGRankSRankCount
Etheostoma craginiArkansas DarterG3G4S25
Oncorhynchus clarkii stomiasGreenback Cutthroat TroutG4T2T3S24
Phoxinus erythrogasterSouthern Redbelly DaceG5S13
  • Mammals

State Scientific NameState Common NameGRankSRankCount
Sorex nanusDwarf ShrewG4S21
  • Mollusks

State Scientific NameState Common NameGRankSRankCount
Anodonta grandisGiant FloaterG5S22
  • Natural Communities

State Scientific NameState Common NameGRankSRankCount
Abies concolor - Picea pungens - Populus angustifolia / Acer glabrum ForestMontane Riparian ForestsG2S23
Alnus incana / Mesic Graminoids ShrublandMontane Riparian ShrublandG3S24
Betula occidentalis / Maianthemum stellatum ShrublandFoothills Riparian ShrublandG4?S32
Populus angustifolia - Juniperus scopulorum WoodlandMontane Riparian ForestG2G3S33
Populus angustifolia - Pseudotsuga menziesii WoodlandMontane Riparian ForestG3S25
Populus angustifolia / Alnus incana WoodlandMontane Riparian ForestG3S36
Populus angustifolia / Betula occidentalis WoodlandMontane Riparian ForestG3S32
Populus angustifolia / Salix irrorata WoodlandFoothills Riparian WoodlandG2S24
Populus deltoides - (Salix amygdaloides) / Salix (exigua, interior) WoodlandPlains Cottonwood Riparian WoodlandG3G4S31
Populus tremuloides / Alnus incana ForestMontane Riparian ForestsG3S33
Pseudotsuga menziesii / Betula occidentalis WoodlandMontane Riparian ForestG3?S23
Salix bebbiana ShrublandMontane Willow CarrsG3?S22
Salix geyeriana - Salix monticola / Mesic Forbs ShrublandGeyer's Willow-Rocky Mountain Willow/Mesic ForbG3S33
Salix monticola / Mesic Graminoids ShrublandMontane Riparian Willow CarrG3S31
Salix wolfii / Mesic Forbs ShrublandSubalpine Riparian Willow CarrG3S34
Sarcobatus vermiculatus / Distichlis spicata ShrublandSaline Bottomland ShrublandsG4S21
  • Vascular Plants

State Scientific NameState Common NameGRankSRankCount
Agastache foeniculumlavender hyssopG5S11
Carex limosamud sedgeG5S23
Carex oreocharisa sedgeG3S24
Carex peckiiPeck sedgeG5S11
Carex stenoptilasmall-winged sedgeG3S21
Eriophorum gracileslender cottongrassG5S1S26
Isoetes setacea ssp. muricataspiny-spored quillwortG5?T5?S21
Kobresia simpliciusculasimple kobresiaG5S21
Sisyrinchium pallidumPale blue-eyed grassG3S25
Utricularia minorlesser bladderwortG5S23