threefin blenny
fish
Also known as: Tripterygiidae
Quick Summary
The term "threefin blenny" refers to fish belonging to the family Tripterygiidae. These are small, bottom-dwelling fish commonly found in rocky reef environments. They are characterized by a dorsal fin that is divided into three distinct parts, with the first two sections composed solely of spines. Threefin blennies are found in warm seas and are part of the larger suborder Blennioidei, which encompasses a diverse group of mostly small, marine fish known as blennies.12
Summary created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
2 Britannica Sources
Ask Britannica AI about this topic
Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.
