Category Archives: Sturgeon culture and propagation

Spawning of Pallid Sturgeon for Crucial Experiments

By Kimberly Chojnacki, Aaron DeLonay, and Robert Jacobson Researchers at the USGS Columbia Environmental Research Center (CERC) have been making preparations to spawn pallid sturgeon to provide eggs and larvae for experiments.  During March and April, the captive population of … Continue reading

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Stream studies back in action

By Aaron DeLonay, Robert Jacobson, Kim Chojnacki, and Casey Hickcox Final preparations are underway to initiate lake sturgeon laboratory and artificial stream studies at the Columbia Environmental Research Center (CERC).  One 46.5 lb. female and three males have been selected … Continue reading

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We Just Wanna See What Happens Down There!

Pallid sturgeon exist almost exclusively in habitats that are notoriously difficult to study. Particularly due to river flow and turbidity, there are many aspects of sturgeon behavior which scientists struggle to observe and truly understand. One such behavior which Comprehensive … Continue reading

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Should I Stay or Should I Go Now

During the past few months, Comprehensive Sturgeon Research Project (CSRP) biologists in Columbia have been planning and preparing for a controlled experiment to develop a better understanding of the behavior of pallid sturgeon embryos at the critical moment they emerge … Continue reading

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Which came first, the sturgeon or the egg?

While the Comprehensive Sturgeon Research Project (CSRP) at the USGS Columbia Environmental Research Center (CERC) is focused on pallid sturgeon (Scaphirhynchus albus) and the closely-related shovelnose sturgeon (S. platorynchus), the CERC also conducts behavioral, physiological and toxicological research on other … Continue reading

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