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Coronula diadema is a species of whale barnacle that lives on the skin of humpback whales and certain other species of whale. [2] This species was first described by Carl Linnaeus in the 1767 12th edition of his Systema Naturae .
Gray whale rostrum covered in the endemic Cryptolepas rhachianecti barnacles and cyamids often called whale lice. Whale barnacles typically attach to baleen whales and have a commensal relationship–the barnacle benefits and the whale is neither helped nor harmed. [3] A single humpback whale may carry up to 450 kg (990 lb) of barnacles. [21]
The species is now only known from the northern Pacific Ocean where gray whales are found. The gray whale was present in the northern Atlantic Ocean between the Late Pleistocene and recent times, and C. rhachianecti fossils have been found on a beach in the Netherlands, showing that the barnacle must also have been present. [3]
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Whale louse infestations are especially evident in right whales, where colonies propagate on their callosities. [102] Though not a parasite, whale barnacles latch onto the skin of a whale during their larval stage. However, in doing so it does not harm nor benefit the whale, so their relationship is often labeled as an example of commensalism ...
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Coronula is a genus of whale barnacles, containing the following species (those known only from the fossil record are marked '†'): [1] Coronula aotea Fleming, 1959 † Coronula barbara Darwin, 1854 † Coronula bifida Bronn, 1831 † Coronula diadema (Linnaeus, 1767) Coronula dormitor Pilsbry & Olson, 1951 † Coronula ficarazzensis Gregorio ...
"Octonauts and the Scared Sperm Whale" Barnacles 18 November 2015 30 November 2012 Peso tries to help a young timid sperm whale named Simon to overcome his fear of deep diving, an ability Captain Barnacles and Kwazii must use their brains later to rescue Peso when he gets caught by a giant clam on the seabed. 61 11