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Insect: Riffle Beetle ... adults are beetle-like, tiny, and usually black. They have one pair of antennae. They walk slowly on the stream bottom, never on the surface. Mature body size is about two to four mm. They often live in fast moving and clean water. They are able ... Riffle beetle larvae (photo by Wayne Davis)
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ghsonline.net/riverproject/biologymacinvt/RiffleBeetle....
ghsonline.net/riverproject/biologymacinvt/RiffleBeetle.htm
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Riffle Beetle Larva ... Description of Riffle Beetle Larva ... Facts About Riffle Beetle Adult...
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people.virginia.edu/~sos-iwla/Stream-Study/Catalog/FGRi...
people.virginia.edu/~sos-iwla/Stream-Study/Catalog/FGRiffleBeetle.HTML
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Riffle Beetles (Elmidae) » Macronychus » Macronychus glabratus ... Riffle beetle 2 ... Riffle Beelte - Dubiraphia vittata...
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bugguide.net/node/view/25587/bgimage
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SAVING THE COMAL SPRINGS RIFFLE BEETLE ... The aquatic Comal Springs riffle beetle sports a mass of tiny, unwettable hairs on its underside, which it uses to maintain a thin bubble of air that allows it to breathe while it swims.
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www.biologicaldiversity.org/species/invertebrates/Comal...
www.biologicaldiversity.org/species/invertebrates/Comal_Springs_riffle_beetle/index.html
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Be careful not to mistake small terrestrial beetles for riffle beetles. If you are uncertain if you have a riffle beetle or a terrestrial beetle, put it in water. If it seems well adapted to water and fits the rest of this description, it is probably a riffle beetle.
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www.state.ky.us/nrepc/water/rbeetle.htm
www.state.ky.us/nrepc/water/rbeetle.htm
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States/US Territories in which the Comal Springs Riffle beetle is known to occur: Texas ... No conservation plans have been created for Comal Springs Riffle beetle ... Designation of Critical Habitat for the Peck's Cave Amphipod, Comal Springs Dryopid Beetle, and Comal Springs Riffle Beetle: Proposed rule;
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ecos.fws.gov/species_profile/SpeciesProfile?spcode=I0MH
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A KANSAS ENDANGERED SPECIES: The Scott Riffle Beetle ... Right: The Scott Riffle Beetle: Coleoptera: Elmidae: Optioservus phaeus White. ... Left, left below, and right: An adult Scott Riffle Beetle. Light color at the base of the legs is caused by air bubbles clinging to the legs. these beetles live under water,
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www.windsofkansas.com/scott.html
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Read related items on:; Statutes - Federal) Endangered Species Act) Comal Springs Dryopid Beetle; Statutes - Federal) Endangered Species Act) Comal Springs Riffle Beetle; Statutes - Federal) Endangered Species Act) Peck's Cave Amphipod; Topics) Endangered Species) Amphipod; Topics) Endangered Species) Dryopid...
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www.argentco.com/htm/f20040101.055806.htm
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A Study of Riffle Beetle Behavior in the Checkhall River; Coleoptera: Elmidae; Morgan E. Kohut; Dominica 2007; Dr. J.B. Woolley and Dr. Robert Wharton; Texas A&M University; ... Pink nail polish was used to mark one riffle beetle at a time. A problem arose when the beetles were not able to fly after the nail polish...
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dominica.tamu.edu/student%20projects/Dominica%20Project...
dominica.tamu.edu/student%20projects/Dominica%20Projects%20pdf%20copy/Kohut_Morgan.pdf
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