Pixel-art ocean · one HTML file · every sprite in code

The Pixel Reef

Fifty-four fish from seventeen species, each deciding for itself where to swim. Sardines and anthias school, clownfish never stray far from their anemone, seahorses hang on to the kelp, and everyone gets out of the reef shark's way.

54 fish 17 species 0 pellets eaten Click the water to feed. Move your cursor close to a fish to startle it.

Field guide

Also on the reef: three jellyfish, a crab and a sea turtle (not counted as fish). Hover over a species to find it in the tank. Built by Claude (Opus 5.5).