Tagging of Pelagic Predators

Welcome to GTOPP!

The Global Tagging of Pelagic Predators (GTOPP) program is an international, multidisciplinary collaboration among biologists, engineers, computer scientists and educators, which will allow users to view and interact with animal tracking data, as well as oceanographic datasets, to marine life observation. Read more about GTOPP...

Yale Environment 360 Interviews Dr. Block

A Leading Marine Biologist Works to Create a 'Wired Ocean'

Click here to read article.

Tags Currently Reporting

This map shows the tracks from tags that have reported within the past 30 days. Click on any circle to get information about that track, or click here to open a larger view.

GTOPP researchers Taylor Chapple and Sal Jorgensen talk white sharks with Al Roker.
A new iOS app puts the Blue Serengeti right at your fingertips with live shark updates, shark profiles and more.
GTOPP researchers launch a robot surfboard called a "Wave Glider" outfitted with an acoustic receiver to listen for tagged white sharks.
Dr. Barbara Block receives Rolex Award for Enterprise
TOPP Researchers Publish Findings in Nature Climate Change

Real Time Data Server

Click Map To Access TOPP Real-Time Data

Related Sites

GTOPP Blog

GTOPP Blog

About TOPP

The Global Tagging of Pelagic Predators (GTOPP) project is the next step in the evolution of the work that was begun under the Tagging of Pacific Predators (TOPP) program, part of the international Census of Marine Life. This video provides an introduction to the TOPP project - the concept of which we are now helping to apply at a global scale.