Pearse’s mudskipper – Periophthalmus novemradiatus

The Pearse’s Mudskipper (Periophthalmus novemradiatus) is a fascinating amphibious fish known for its remarkable ability to survive both in and out of water. This unique species is part of the Gobiidae family, which encompasses a wide variety of gobies, and is distinguished by its striking appearance and intriguing adaptations.

Description & Characteristics

The Pearse’s Mudskipper, Periophthalmus novemradiatus, is a relatively small fish, reaching a maximum size of 10.0 cm. Its body is elongated and cylindrical, with a prominent head and large, protruding eyes positioned high on the head. These eyes are adapted for both underwater and aerial vision, allowing the mudskipper to observe its surroundings in both environments. The Periophthalmus novemradiatus has a distinct coloration pattern, typically characterized by a brown or grey body with darker markings, often resembling stripes or blotches.

Habitat and Occurrence

The Pearse’s Mudskipper, Periophthalmus novemradiatus, thrives in intertidal zones, particularly in mangrove swamps, muddy shores, and estuaries. This species is primarily found in the Indo-Pacific region, with a distribution that extends from the eastern coast of Africa to the western Pacific Ocean. Its habitat preferences make it a common sight in marine zones such as the intertidal zone, where it navigates the fluctuating water levels with ease.

Taxonomy

The Pearse’s Mudskipper, Periophthalmus novemradiatus, is scientifically classified as follows: it belongs to the Class: Teleostei, which comprises most of the bony fishes, the Order: Gobiiformes, which encompasses the gobies, and the Family: Gobiidae, a diverse group of small, often colorful fishes known for their fascinating behavior.

Feeding

The Pearse’s Mudskipper, Periophthalmus novemradiatus, is an omnivore, meaning it consumes a varied diet of both plant and animal matter. Its feeding habits include scavenging for small invertebrates, crustaceans, and algae, as well as capturing small fish. In captivity, they can be fed a diet of frozen food, including small varieties suitable for their size.