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Sea Turtle Glossary

Please report errors to glossary@seaturtle.org.

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Time depth recorder

Variations: TDR

A type of unit that is attached to marine species (e.g. whales, seals, otters and turtles) to follow the underwater movements and bahaviour of animals at study. Sometimes, a TDR can be incorporated into a satellite tag (PTT).

Entered by: Lucy Hawkes
Modified by: Michael Coyne, Matthew Godfrey,
Entered: 2005-05-06 09:24:14
Last modified: 2007-03-18 22:04:38