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Trawling is an industrial method of fishing that involves pulling a fishing net through the water behind one or more boats. The net used for trawling is called a trawl. This principle requires netting bags which are towed through water to catch different species of fishes or sometimes targeted species. Trawls are often called towed gear or ...
Diodon eydouxii is known from the Atlantic, Pacific, and Indian oceans, where it typically occurs in warm, tropical areas with a water temperature between 23.1 and 29.1 °C (73.6 and 84.4 °F). Unusually among members of the family Diodontidae, and unusually among members of Tetraodontiformes in general, it is a pelagic fish in all stages of ...
Thynnus vagans Lesson, 1829. The skipjack tuna (Katsuwonus pelamis) is a perciform fish in the tuna family, Scombridae, and is the only member of the genus Katsuwonus. It is also known as katsuo, arctic bonito, mushmouth, oceanic bonito, striped tuna or victor fish. It grows up to 1 m (3 ft) in length. It is a cosmopolitan pelagic fish found in ...
Midwater trawling is also known as pelagic trawling and bottom trawling as benthic trawling. In midwater trawling, a cone-shaped net can be towed behind a single boat and spread by trawl doors, or it can be towed behind two boats (pair trawling) which act as the spreading device. Midwater trawling catches pelagic fish such as anchovies, shrimp ...
Small pelagic fish are usually forage fish that are hunted by larger pelagic fish and other predators. Forage fish filter feed on plankton and are usually less than 10 centimetres (3.9 inches) long. They often stay together in schools and may migrate large distances between spawning grounds and feeding grounds.
Demersal fish, also known as groundfish, live and feed on or near the bottom of seas or lakes (the demersal zone). [ 1 ] They occupy the sea floors and lake beds, which usually consist of mud, sand, gravel or rocks. [ 1 ] In coastal waters, they are found on or near the continental shelf, and in deep waters, they are found on or near the ...
Lampris guttatus is a large discoid and deeply keeled fish with an attractive form and a conspicuous coloration. They can reach a maximum length of 2 m (6.6 ft) and a maximum weight of 270 kg (600 lb). The body is a deep steely blue grading to rosy on the belly, with white spots in irregular rows covering the flanks.
"The High Sea" is centered on the huge 10,000,000 L (2,600,000 US gal) tank for large pelagic fish such as manta rays, oceanic sunfish and scalloped hammerheads. The pelagic tank measures about 60 m × 35 m × 8 m (197 ft × 115 ft × 26 ft), has an 18 m (59 ft) long shark tunnel and a 20 m × 5 m (66 ft × 16 ft) viewing window.