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It’s hard enough to catch a pallid sturgeon once, but twice?!
USGS employees Beau Griffith (left) and Becky Welly (right) hold a telemetered pallid sturgeon they recaptured in a trammel net. The wooden object with 2 white buoys to the right of Welly is called a...
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Did she or didn’t she?
When the spring spawning migration finally ends and the tagged female is recaptured, all is not over. The question on everyone’s mind is, “Did she spawn, or didn’t she?” Using a portable ultrasound...
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Thinking Ahead
With the fall season upon us, Comprehensive Sturgeon Research Project (CSRP) biologists are already beginning to think of next spring’s field season. During these cooler months, field crews are busy...
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Where The Boys Are
For the past several seasons CSRP biologists have intensively and meticulously tracked female pallid sturgeon to their spawning locations. All this attention on females is because biologists can...
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Are You Ready For Spring?
It may seem a bit early to ask this question, but the spring spawning season is never far from CSRP biologist’s minds (see previous post Thinking Ahead). Preparations for the 2014 spring season...
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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...
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A Spawning Recorded in the Yellowstone River
By Patrick Braaten Figure 1. Researchers prepare to release pallid sturgeon code 39 following a post-spawn analysis to confirm a successful release of eggs during the spawning event. She was initially...
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Recapture Efforts Have Begun
By Hallie Ladd, Kim Chojnacki, and Aaron DeLonay Since 2004, the Comprehensive Sturgeon Research Project (CSRP) has used telemetry tagging and tracking methods to locate individual sturgeon over long...
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Repeating Sturgeon Behaviors
By Hallie Ladd and Aaron DeLonay Scientists in the Comprehensive Sturgeon Research Project have learned from long-term telemetry tracking studies that female pallid sturgeon in the Lower Missouri River...
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Pallid Sturgeon Spawning Studies in the Yellowstone River Have Begun
By Pat Braaten In early-May crews from USGS, Montana Fish, Wildlife and Parks (MTFWP), and U.S. Fish and Wildlife Service (USFWS) embarked on the dual task of capturing broodstock for the pallid...
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An update from the field: Preparing for the Yellowstone River spawn
By Pat Braaten We have been tracking the pallid sturgeon research population (see Pallid Sturgeon Spawning Studies in the Yellowstone River Have Begun ) for the past several weeks under elevated flow...
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