Web11. apr 2024 · In 2016–2024 Topeka shiners were found in 12 of 20 HUC10 watersheds where they occurred historically. Their status was classified as stable in 21% of the … Web30. máj 2013 · Description : The Topeka shiner is a small minnow with an olive-yellow back, dark-edged scales, and silvery-white sides and belly. A dark stripe runs along the fish's …
Status of the Topeka shiner in west-central Iowa
Web24. júl 2004 · Summary: This rule is a correction to a previous final rule designating critical habitat for the Topeka Shiner ( Notropis Topeka ), published in the Federal Register on July, 24, 2004 (69 FR 44736). In the previous final rule, the FWS designated as critical habitat 1,356 kilometers of stream in Iowa, Minnesota, and Nebraska. They excluded from … Web25. júl 2024 · Topeka shiner live in small to mid-size streams throughout the central prairie region. They prefer sand and gravel substrates, and cool, high-quality waters. Many … locate a shipping container
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY …
WebA hybrid model was used to characterize potential ecological risks posed by atrazine to the endangered Topeka shiner. The model linked a Topeka shiner individual-based bioenergetics population model (TS-IBM) to a comprehensive aquatic system model (CASM TS) to simulate Topeka shiner population and food web dynamics for an Iowa (USA) … WebThe Topeka shiner is a small minnow with an olive-yellow back, dark-edged scales, and silvery-white sides and belly. A dark stripe runs along the fish's sides and extends onto the head. All of the fins are plain except for the tail fin, which has a triangular black spot at its base. The anal fin has 6 to 8 rays, usually 7. There is a dark stripe on the back in front of … Web10. júl 2024 · In 2016–2024 Topeka shiners were found in 12 of 20 HUC10 watersheds where they occurred historically. Their status was classified as stable in 21% of the … locate at\u0026t cell tower map