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Standard length (SL) is the length of a fish measured from the tip of the snout to the posterior end of the last vertebra or to the posterior end of the midlateral portion of the hypural plate. This measurement excludes the length of the caudal (tail) fin. [1] Total and fork length of a fish
Aristotle (ca. 340 B.C.) may have been the first scientist to speculate on the use of hard parts of fishes to determine age, stating in Historica Animalium that “the age of a scaly fish may be told by the size and hardness of its scales.” [4] However, it was not until the development of the microscope that more detailed studies were performed on the structure of scales. [5]
Ilyophinae has a name based on that of its type genus Ilyophis, this name combines ilys which is Greek for "mud", probably an allusion to the soft, silty substrate habitat of I. brunneus, with ophis, meaning "serpent", referring to the snake-like shape of eels.
The record size ocean sunfish crashed into a boat off Bird Island, Australia in 1910 and measured 4.3 m (14 ft) from fin-to-fin, 3.1 m (10 ft) in length and weighed about 2,300 kg (5,100 lb), [1] while the other record for the biggest bony fish is yet held by a Mola alexandrini which was also coincidentally 2,300 kg (5,100 lb) in mass and 3 m ...
The Syngnathidae is a family of fish which includes seahorses, pipefishes, and seadragons (Phycodurus and Phyllopteryx). The name is derived from Ancient Greek: σύν (syn), meaning "together", and γνάθος (gnathos), meaning "jaw". [1] The fused jaw is one of the traits that the entire family have in common. [2]
Many people that purchase these fish do not realize that the fish could grow to a foot long (30 cm) within a year. Due to their fast growth rate and large size as an adult, they are often kept in aquariums that are too small for them. [45] 72-80 °F (22-27 °C) [45] 6.0-7.5 [45] Butterfly peacock bass: Cichla ocellaris: 74 cm (29 in) Orinoco ...
the two stripe damsel is a very hardy fish. This fish is perfect for the beginner marine aquarist, as it can tolerate substandard water quality. This fish is highly aggressive, and requires many hiding places. 10 cm (3.9 in) Yellow damsel: Amblyglyphidodon aureus: Yes: 13 cm (5.1 in) Yellow threespot Dascyllus: Dascyllus auripinnis: Yes [49]: 205
The wahoo is perhaps the fastest fish for its size, attaining a speed of 19 lengths per second, reaching 78 kilometres per hour (48 mph). Flying fish Their glides are typically around 50 meters (160 ft), but they can use updrafts at the leading edge of waves to cover distances of at least 400 meters (1,300 ft). [ 114 ]