What contemporary research method helps define if coastal salmon shark groups are genetically distinct?
Answer
Analyzing DNA from genetic markers
A key area of modern research focused on understanding salmon shark population dynamics involves the analysis of DNA extracted from genetic markers. Researchers utilize this technique to ascertain whether geographically separated groups, such as those found off California versus those near the Aleutian Islands, represent genetically distinct populations. Identifying these isolated groups is crucial because the conservation status of a locally stressed segment could be much more severe than the aggregate status across the entire North Pacific suggests, allowing for more precise, localized management plans.
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