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The lined seahorse (Hippocampus erectus), northern seahorse or spotted seahorse, is a species of fish that belongs to the family Syngnathidae. [ 3 ] [ 4 ] H. erectus is a diurnal species with an approximate length of 15 cm (5.9 inches) and lifespan of one to four years.
Seahorses range in size from 1.5 to 35 cm (0.6 to 13.8 in). [13] They are named for their equine appearance, with bent necks and long snouted heads and a distinctive trunk and tail. Although they are bony fish, they do not have scales, but rather thin skin stretched over a series of bony plates, which are arranged in rings throughout their bodies.
Hippocampus kuda is a species of seahorse, also known as the common seahorse, estuary seahorse, yellow seahorse or spotted seahorse. The common name sea pony has been used for populations formerly treated as the separate species Hippocampus fuscus , now a synonym of H. kuda .
A medium-sized seahorse, the tiger tail seahorse reaches a maximum total length of around 15 centimetres (5.9 in). [5] The coloration of this species is variable, generally being black or brown in adults with yellow saddle shapes on the upper surface and yellow stripes on the tail, hence the common name.
The dwarf seahorse has a gestation period of 10–14 days and can live up to over 2 years in captivity. The water temperature in the aquarium must place between 20–28 °C (68–82 °F), with a pH ranging around 8-8.5. [12] The tank water must be renewed regularly, once, or twice a day. The survival rate of dwarf seahorses in captivity is ...
The Knysna / ˈ n aɪ z n ə / seahorse or Cape seahorse (Hippocampus capensis) is a species of fish in the family Syngnathidae. [3] It is endemic to the south coast of South Africa, where it has been found in only three brackish water habitats: the estuary of the Keurbooms River in Plettenberg Bay, the Knysna Lagoon, and the estuarine portion of the Swartvlei system in Sedgefield.
The long-snouted seahorse is a small-sized fish that can reach a maximum length of 21.5 cm (8 + 1 ⁄ 2 in), but the average size is more or less 12 cm (5 in). [5] [6] The body is slender, the snout is long and the tail is prehensile. Its head and dorsal ridge have often some more or less long and numerous dermal filaments which can be simple ...
The spiny seahorse is a small fish that can reach a maximum length of 15–17 cm. [3] [4] The body is slender, elongated and completely covered with thorns. These are sharp with dark tips, and uniformly sized on the prehensile tail. The trunk has long thorns which continue until the coronet, which has 4–5.