A seahorse (also written sea-horse and sea horse) is any of 46 species of small marine bony fish in the genus Hippocampus. The genus name comes from the Ancient Greek hippókampos (ἱππόκαμπος), …

Feb 27, 2026 · Seahorse, any of nearly 50 species of marine fishes allied to pipefishes in the family Syngnathidae. Seahorses are found in shallow coastal waters in latitudes from about 52° N to 45° S.

Seahorses are teleost bony fishes. They breathe through gills, use swim bladders for buoyancy, and have a backbone. However, they have no traditional scales. Instead, a thin layer of skin is stretched …

Learn various types of seahorse species and gain insights on the distinct characteristics, habitats, behaviors of these colorful unique fish.

A seahorse is an unusual type of fish found in shallow waters in temperate and tropical climates. As their name suggests, all seahorses have a horse-shaped head. Their long bodies stay upright as they …

Seahorses, belonging to the genus Hippocampus, are truly one of the ocean’s most iconic and unusual inhabitants. They are not, as their name might suggest, horses of the sea, but rather a specialized …

Sep 22, 2025 · Seahorses are ray-finned fishes in the genus Hippocampus, characterized by an upright posture, horse-like head, fused jaws forming a snout, and a prehensile tail. They are part of the …

Seahorses are tiny fishes that are named for the shape of their head, which looks like the head of a tiny horse. There are at least 50 species of seahorses. You’ll find seahorses in the world’s...

Jan 28, 2025 · Seahorses are the slowest-moving of all fish species because their only way to propel themselves is a tiny dorsal fin in the middle of their backs. This single fin can beat back and forth up …

What are seahorses? The oddly shaped and upright-swimming seahorse seems an unlikely fish. Yet more than 45 species live in coastal waters around the globe.