Segmented sailfin blenny

The Segmented sailfin blenny (Salarias segmentatus) is a distinctive fish known for its brown body adorned with intricate patterns of lighter and darker spots, which provide effective camouflage in its natural habitat. Originating from the Western Pacific Ocean, this species is characterized by its elongated body and a notable dorsal fin that resembles a sail, contributing to its common name. Despite its appealing appearance, it is not among the most popular species in the aquarium hobby, likely due to its specific care requirements and lesser-known status compared to other marine fish.