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The basking shark ( Cetorhinus maximus) is the second-largest living shark and fish, [4] after the whale shark. It is one of three plankton-eating shark species, along with the whale shark and megamouth shark. Typically, basking sharks reach 7.9 m (26 ft) in length.
Sharks are very frequently overfed by amateur aquarists, which can lead to obesity or unnaturally fast growth rates. [7] Captive sharks are healthiest when fed at levels similar to their food intake in the wild. [7] Usually this amounts to 1-3% of their body weight weekly. [7] However, aquarium conditions and species disposition are considered ...
Sharks are found in all seas. They generally do not live in fresh water, with a few exceptions such as the bull shark and the river shark which can swim both in seawater and freshwater. Sharks are common down to depths of 2,000 metres (7,000 ft), and some live even deeper, but they are almost entirely absent below 3,000 metres (10,000 ft).
The whale shark ( Rhincodon typus) is a slow-moving, filter-feeding carpet shark and the largest known extant fish species. The largest confirmed individual had a length of 18.8 m (61.7 ft). [8] The whale shark holds many records for size in the animal kingdom, most notably being by far the most massive living non-cetacean animal.
The bull shark ( Carcharhinus leucas ), also known as the Zambezi shark (informally zambi) in Africa and Lake Nicaragua shark in Nicaragua, is a species of requiem shark commonly found worldwide in warm, shallow waters along coasts and in rivers. It is known for its aggressive nature, and presence mainly in warm, shallow brackish and freshwater ...
The last sighting of a live basking shark was in 2012, although the species used to be "very common" in New Zealand waters during the mid-late 1990s. The basking shark is the second-largest fish ...
Leiodon echinatum (Wood, 1846) The Greenland shark ( Somniosus microcephalus ), also known as the gurry shark or grey shark, is a large shark of the family Somniosidae ("sleeper sharks"), closely related to the Pacific and southern sleeper sharks. [2] Inhabiting the North Atlantic and Arctic Oceans, they are notable for their exceptional ...
Perry Long said the sharks — which he suspects are basking sharks — were "very docile." And while he observed their mouths remained "wide open" throughout the duration of the 20- to 25-minute ...