HomeFish encyclopediaRay-finned fishesPipefishes and SeahorsesPipefishes and seahorsesWhite's seahorse White's seahorse (Hippocampus whitei) Scientific name: Hippocampus whitei Bleeker, 1855 The White's seahorse (Hippocampus whitei) is a marine fish of the family Syngnathidae. BiologyIn shallow, weedy inshore areas and Zostera seagrass beds; also on sponges. Also under jetties on holdfasts of kelp, and on other man-made structures such as shark nets. Diurnal and site faithful. Ovoviviparous. The male carries the eggs in a brood pouch which is found under the tail.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHippocampus whiteiFamilySyngnathidae (Pipefishes and seahorses)OrderSyngnathiformes (Pipefishes and Seahorses)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Common length8.0Depth range1–46 m (3–151 ft)EnvironmentMarine; demersal; non-migratory; depth range 1 - 46 m, usually 1 - 25 mClimateTemperateDistributionSouthwest Pacific: Solomon Islands and Australia. Records from southern Mozambique and Natal, South Africa are misidentifications of Hippocampus camelopardalis. International trade is monitored through a licensing system (CITES II, since 5.15.04) and a minimum size of 10 cm applies.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Assuming annual Fec SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026