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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. [ 60 ] The whale louse species Cyamus boopis is specialized for feeding on humpback whales and is the only species in its family found on them. [ 61 ]
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]
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 ...
The typical migration route for humpback whales can exceed 8,000 kilometers (4,971 miles) in a single direction, making this one’s journey close to two times that of most whales, according to ...
A research flight south of Martha's Vineyard and Nantucket spotted seven different types of whales in unusually high numbers last month. Humpbacks, orcas, right whales: Unusual whale sightings ...
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).
Experts only have educated guesses about the prevalence of porpoises, dolphins and humpback whales too. Unprecedented numbers of gray whales are being spotted in San Francisco Bay, and nobody ...