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Shark Week: Mary Lee

Mary Lee is a 16 ft 3456 lb Atlantic white shark that was satellite tagged on September 17, 2012 off Cape Cod, Massachusetts. She has traveled close to 40000 ...

Tracking a great white shark

Chris Fischer explains how his research organization Ocearch has tracked a 4.4-metre great white shark from Florida to Newfoundland. For more info, please go ...

Naming Mary Lee

Expedition Leader Chris Fischer speaks about the last shark he thought he would ever tag and why he named her Mary Lee.

Shark tagging

Ocearch is using the Global Shark Tracker to collect data and give researchers live access to sharks around the world.