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Gray whales have been observed rubbing against the gravelly seafloor to dislodge barnacles. [25] Coronula on a gray whale. Conversely, some whales may use barnacles as weapons or protective armor to add power to a strike in mating battles or as a deterrent to being bitten by orcas (Orcinus orca).
Barnacles are considered to be epibionts rather than parasites as they do not feed on the whales, though they can affect their swimming by increasing drag. [ 63 ] The whale louse species Cyamus boopis is specialized for feeding on humpback whales and is the only species in its family found on them. [ 64 ]
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. [1]
Whale barnacles on a humpback whale. Most barnacles are encrusters, attaching themselves to a hard substrate such as a rock, the shell of a mollusc, or a ship; or to an animal such as a whale (whale barnacles).
The whales have been following massive schools of anchovies, a typical food source. They first appeared on Sept. 25. Unexpected visits are turning Orange County into a humpback whale hangout
The tourists encountered two humpback whales during the Nov. 8 trip, one of which was extra “friendly,” according to a Facebook post from Monterey Bay Whale Watch. The humpback was intrigued ...
A humpback whale has been found travelling a record-breaking distance spanning three oceans to mate, raising an alarm about global challenges affecting the migratory behaviour of the species ...
With some species of whale louse, whale barnacle infestations play an important role. On the right whale, the parasites live mainly on callosities (raised callus-like patches of skin on the whales' heads). The clusters of white lice contrast with the dark skin of the whale, and help researchers identify individual whales because of the lice ...