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The convergent evolution between the South American gymnotiforms and the African Mormyridae is remarkable, with the electric organ being produced by the substitution of the same amino acid in the same voltage-gated sodium channel despite the two groups of fish being on different continents and the evolution of the electric sense organ being ...
It has relatively sharp lower lip. Generally, the fish range from 25 to 40 centimetres (9.8 to 15.7 in) in length, and weigh about 1 kg (2.2 lb). However, specimens have been recorded up to 58.5 cm (23.0 in) long and 3.4 kg (7.5 lb) in weight. [4] The maximum recorded life span of the fish is 15 years. [5]
Kevin Smith is considering following up his cult film Mallrats as a tribute to the late Shannen Doherty. In an interview with People, Smith, 53, said Doherty, who died on July 13 after losing a ...
Arius manillensis was first described by the French zoologist Achille Valenciennes in 1840. It belongs to the subfamily Ariinae of the family Ariidae (ariid or fork-tailed catfishes).
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Epinephelus marginatus (Latin pronunciation: [epiːˈnepʰelus marɡiˈnaːtus]), the dusky grouper, yellowbelly rock cod or yellowbelly grouper, is a species of marine ray-finned fish, a grouper from the subfamily Epinephelinae which is part of the family Serranidae, which also includes the anthias and sea basses.
For wild fish, coming into contact with farmed fish can be devastating as wild fish would not have any barriers against the harmful bacteria. [6] Since the clown triggerfish is a highly sought after aquarium fish, being taken straight from the reefs causes problems. Reefs contain coral which are highly sensitive animals.
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]