Longest brooding period
Last updated: October 11, 2017 at 16:36 pm
53 months – Deep-sea octopus (Graneledone boreopacifica) – Researchers at the Monterey Bay Aquarium Research Institute (MBARI) recorded a deep-sea octopus brooding its eggs for 4.5 years (2007-2011) at a depth of 1,400 m (4,600 ft) in Monterey Canyon, the longest brooding period known in the animal kingdom.
Robison B., Seibel B., Drazen J. (2014), Deep-sea octopus (Graneledone boreopacifica) conducts the longest-known egg-brooding period of any animal. PLoS ONE9(7): e103437. doi:10.1371/journal.pone.0103437
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Jeffrey Gallant is the Editor-in-Chief and Records Keeper of the Diving Almanac. He is also a contributing editor of DIVER Magazine, and the scientific director of the Greenland Shark and Elasmobranch Education and Research Group (GEERG). Jeffrey started diving in 1982.