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Ponyfishes are small and laterally compressed in shape, with a bland, silvery colouration. They are distinguished by highly extensible mouths, and the presence of a mechanism for locking the spines in the dorsal and anal fins.
Pomacentridae is a family of ray-finned fish, comprising the damselfishes and clownfishes.This family were formerly placed in the order Perciformes but are now regarded as being incertae sedis in the subseries Ovalentaria in the clade Percomorpha. [2]
A tuna (pl.: tunas or tuna) is a saltwater fish that belongs to the tribe Thunnini, a subgrouping of the Scombridae family.The Thunnini comprise 15 species across five genera, [2] the sizes of which vary greatly, ranging from the bullet tuna (max length: 50 cm or 1.6 ft, weight: 1.8 kg or 4 lb) up to the Atlantic bluefin tuna (max length: 4.6 m or 15 ft, weight: 684 kg or 1,508 lb [citation ...
Image credits: Flares117 #19. TIL that when scientists transferred the gut microbiome of a schizophrenic human into mice, the mice started exhibiting schizophrenic-like behaviours.
Anemonefish are the best known example of fish that are able to live among the venomous sea anemone tentacles, but several others occur, including juvenile threespot dascyllus, certain cardinalfish (such as Banggai cardinalfish), incognito (or anemone) goby, and juvenile painted greenling. [13] [14] [15]
Eubleekeria jonesi, commonly known as Jones’s pony fish, is a marine ray-finned fish, a ponyfish from the family Leiognathidae.It is native to the Indian Ocean. [1] This species was first formally described as Leiognathus jonesi in 1971 by the Indian ichthyologist P.S.B.R. James (1934-2019) and its specific name honours James’ predecessor as director of the Indian Central Marine Fisheries ...
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.
Lionfish have 18 venomous spines total: two pelvic, three anal, and 13 dorsal spines. Pterois is a genus of venomous marine fish, commonly known as the lionfish, native to the Indo-Pacific.