Where does this come from, and can I check it?

Flipper mounted transmitters report position whenever the animal surfaces. The figure is taken from NOAA Fisheries, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

Is this really a animals fact?

Yes. It sits on the Animals shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

What else can I read about it?

The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

Mondo Knows Facts

Satellite tags follow turtles across oceans

Flipper mounted transmitters report position whenever the animal surfaces Tags have shown turtles crossing entire ocean basins and returning to the same nesting beaches. Some carry sensors that record dive depth and water temperature. Battery life limits most deployments to months. It sits in Mondo's animals collection, one of 200 facts that each trace back to the reference below.

Where this comes from

NOAA Fisheries

Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.

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Technology trivia

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Nest temperature decides whether turtle hatchlings are male or femaleWarmer sand produces more females in most sea turtle species A radio collar maps a wolf pack's territoryFixes taken every few hours reveal range size, routes and hunting patterns Honeybees can carry tiny radio tagsThe transponders weigh a fraction of the bee's own mass and log hive entries RFID tags communicate asset data wirelessly using electromagnetic fieldsPassive RFID tags derive electrical power from the reader's radio signal to broadcast data An octopus has three heartsTwo pump blood to the gills and one pumps it around the body.A blue whale tongue weighs as much as an elephantThe tongue of an adult blue whale can weigh around 2.7 tonnes.

Tags: turtles, tracking, ocean

Satellite tags follow turtles across oceans: the short answers

Where does this come from, and can I check it?: Flipper mounted transmitters report position whenever the animal surfaces. The figure is taken from NOAA Fisheries, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a animals fact?: Yes. It sits on the Animals shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.