Birdwatch Note Rating
2023-06-24 05:18:24 UTC - HELPFUL
Rated by Participant: 383063D44DB50FAF64778B56B1052333A114AF00C3988553A12B078231E2760A
Participant Details
Original Note:
Radio frequencies used by GPS cannot penetrate water beyond a few centimetres. https://link.springer.com/article/10.1007/s00190-018-1147-x Wildlife trackers with transmitting capability either use acoustic signals to a nearby vessel, or RF which requires the animal to surface or the tag to detach and float (by design). https://www.himb.hawaii.edu/ReefPredator/Tools.htm
All Note Details