* Plankton: Tiny animals and plants floating in the water.
* Shrimp: Small, often transparent crustaceans.
* Copepods: Small, free-swimming crustaceans.
* Mysid shrimp: Larger, shrimp-like crustaceans.
* Amphipods: Small, shrimp-like crustaceans that often live in crevices.
Seahorses have long, tubular snouts that they use to suck up their prey. They are very efficient hunters and can consume a large number of small crustaceans in a single day.