Species Identification Confidence:
I'm absolutely certain
Museum or Herbarium Specimen
Live specimens. Hand and dip net collected. Collectors: Frest and Edward Johannes.
Decimal Degrees: 42.6,-114.7
River rapids with boulder and cobble bottom offshore and sand and silt bottom near shore. Rocks are calcium carbonate encrusted. Scattered Rorippa on edges of rapids. Abundant green filamentous algae, uncommon Zannichellia, Ceratophyllum, and sponges.
Game Management Unit:
July 13, 1991 (All day)
Unpublished agency report