Monthly Archives: August 2014

The Sounds of Sturgeon Research

By Aaron DeLonay, Kimberly Chojnacki, and Casey Hickcox Recently, Comprehensive Sturgeon Research Project scientists documented a spawning event in the Yellowstone River when researchers followed a reproductive female sturgeon to a location where an aggregation of male sturgeon had been identified (See … Continue reading

Posted in Spawning, Technology, Telemetry tracking, Upper Missouri and Yellowstone Rivers | Tagged , , |

A Spawning Recorded in the Yellowstone River

By Patrick Braaten She was initially captured in September 1993, but at the time, the sex and reproductive status of the 1325 mm, 15.9 kg pallid sturgeon were not determined. She was implanted with a passive integrated transponder (PIT) tag … Continue reading

Posted in Recapture, Reproductive Female, Spawning, Telemetry tracking, Upper Missouri and Yellowstone Rivers | Tagged , , |

July River Sweep

By Kimberly Chojnacki and Aaron DeLonay The researchers of the Comprehensive Sturgeon Research Project (CSRP) have defined a “river sweep” as an attempt to search for telemetered pallid sturgeon in as much of the Lower Missouri River (from the Gavins … Continue reading

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Mapping the Chutes

By Robert Jacobson and Casey Hickcox The presence of pallid sturgeon (Scaphirhynchus albus) on the Federal Endangered Species List generally boils down to their inability to reproduce in the wild. Scientists suspect shallow-water habitat lost when the Missouri River was … Continue reading

Posted in chute, Habitat mapping, Technology | Tagged , , , |