Category Archives: Telemetry tracking

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

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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

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An Incredible Journey

By Kimberly Chojnacki and Aaron DeLonay The scientists of the Comprehensive Sturgeon Research Project (CSRP) have known that pallid sturgeon are quite capable of travelling long distances (see previous post “Long Distance Runner”).  Occasionally, we are reminded of the incredible … Continue reading

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Pallids in the Platte

By Kimberly Chojnacki, Justin Haas (Nebraska Game and Parks Commission), and Aaron DeLonay Comprehensive Sturgeon Research Project (CSRP) scientists have documented that some tributaries may have significant value to the endangered pallid sturgeon (see previous posts “Where Are You When … Continue reading

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Adult Reproductive Studies Benefit from Broodstock Collection Effort

Each spring biologists and volunteers from State and Federal agencies cooperate to collect adult pallid sturgeon from the Lower Missouri River for hatchery propagation.  Offices from the U.S. Fish and Wildlife Service, Missouri Department of Conservation, Nebraska Game and Parks … Continue reading

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Searching High and Low

By Casey Hickcox and Aaron DeLonay Each spring CSRP biologists evaluate their list of tagged fish and search the river for pallid sturgeon that are expected to spawn.  Because sturgeon do not reproduce every year there can be considerable variation … Continue reading

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A Kettle of Fish

In the late fall or at the end of winter of previous seasons, Comprehensive Sturgeon Research Project (CSRP) biologists would send boats out into the field to seek out a few, rare pallid sturgeon females to implant with transmitters in … Continue reading

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Do You Want Ice With That?

Icy blasts of arctic air brought bitterly cold temperatures to the Missouri River Basin late in December 2013 and early January 2014.  The frigid temperatures created significant ice flows in portions of the Lower Missouri River, hampering pallid sturgeon tracking … Continue reading

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Long Distance Runner

The phone rang late on a Saturday morning near the end of the 2013 CSRP sampling season.  Crews that were out hoping to catch another female pallid sturgeon to implant and track were calling in with news.  The weekend crew … Continue reading

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Pallid Sturgeon MIA

 When reproductive pallid sturgeon go missing during spring spawning season CSRP biologists become quickly concerned as every day at large means a decrease in the probability of relocation prior to spawning.  Because reproductive pallid sturgeon have been observed to move … Continue reading

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