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Common names of fish can refer to a single species; to an entire group of species, such as a genus or family; or to multiple unrelated species or groups.Ambiguous common names are accompanied by their possible meanings.
A piranha or piraña (/ p ɪ ˈ r ɑː n j ə ˌ-r æ n /, or / p ɪ ˈ r ɑː n ə /; Portuguese: [piˈɾɐ̃ɲɐ], Spanish:) is any of a number of freshwater fish species in the family Serrasalmidae, [1] or the subfamily Serrasalminae within the tetra family, Characidae [2] in order Characiformes.
P. notatus has wide pectoral fins and a narrow but rounded tail fin. [3] There are four lateral lines on the head and sides of the body. [2] Adult plainfin midshipman. It has 33-38 soft rays in the long second dorsal fin, 30-35 anal rays, and 17 - 20 pectoral rays. [2] The length of the fish varies from female to males.
This is a list of fish families sorted alphabetically by scientific name. There are 525 families in the list.
An example in fisheries is the length of fish in a fishery, which might show two or more modes or peaks reflecting fish of different ages or species. Biodiversity – is the variation of life forms within an area.
The giant tiger prawn (Penaeus monodon) is an important species for aquaculture.Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (members of the order of decapods), some of which are edible.
A fish (pl.: fish or fishes) is an aquatic, anamniotic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
Males (n = 870) had a mean shell diameter of 131.9±2.6 mm, compared to 118.9±7.5 mm in females (n = 86). The Osprey Reef N. pompilius population is the second smallest known in terms of mean shell diameter, after the dwarf form from the Sulu Sea (130.7 mm and 115.6 mm, respectively).