👉 Pachyrhabdida are a group of small, fast-moving fish that inhabit shallow water near coral reefs and seagrass beds in tropical and subtropical regions worldwide. These fish have a single, long, thin body with three pairs of pectoral fins (shorter than the tail) and four pairs of caudal fin rays (longer than the tail). Pachyrhabdida are known for their ability to swim quickly and efficiently through water, often with little resistance
