Green Sturgeon Habitat Use in the Coastal Pacific Ocean
Author Information
Author(s): David D. Huff, Steven T. Lindley, Polly S. Rankin, Ethan A. Mora
Primary Institution: National Marine Fisheries Service, National Oceanic and Atmospheric Administration
Hypothesis
What are the important habitat components for green sturgeon in marine environments?
Conclusion
Green sturgeon prefer complex seafloor habitats with high relief and boulders, spending more time in these areas.
Supporting Evidence
- Green sturgeon were detected at 20 hydrophones over 163 detection-days.
- Sturgeon spent more time in areas with high seafloor complexity.
- The study identified important habitat components for green sturgeon using statistical models.
Takeaway
Green sturgeon like to hang out in areas with lots of rocks and bumps on the ocean floor because it helps them find food and stay safe from predators.
Methodology
The study used acoustic tagging and statistical modeling to analyze habitat use by green sturgeon in the coastal Pacific Ocean.
Potential Biases
Potential spatial bias in habitat use due to the limited geographic scale of the study.
Limitations
The study only represents a portion of the green sturgeon range and lacks data from late winter to early spring.
Participant Demographics
The study involved 37 acoustically tagged adult green sturgeon captured from various locations along the West Coast.
Statistical Information
P-Value
0.004
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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