Name: Tagging tuna in the deep ocean
Uploaded: 2010-10-06T08:53:00Z
Duration: 19 min 49 s
Description: Tuna are ocean athletes -- fast, far-ranging predators whose habits we're just beginning to understand. Marine biologist Barbara Block fits tuna with tracking tags (complete with transponders) that record unprecedented amounts of data about these gorgeous, threatened fish and the ocean habitats they move through.

Tuna are ocean athletes -- fast, far-ranging predators whose habits we're just beginning to understand. Marine biologist Barbara Block fits tuna with tracking tags (complete with transponders) that record unprecedented amounts of data about these gorgeous, threatened fish and the ocean habitats they move through.

Barbara Block: Tagging tuna in the deep ocean

Tagging tuna in the deep ocean

Giant bluefin tuna, a marvel of nature's engineering, faces extinction due to overfishing, driven by high demand in Japan.

Tagging 1,100 tunas unveils their migratory patterns, crucial for conservation and understanding their role in ocean ecosystems.

Advanced tagging technology reveals the interconnectedness of ocean predators, offering hope for informed, effective conservation.