The Common Koester, Koester Rockcod, scientifically known as Acanthistius sebastoides, is a fish species belonging to the Serranidae family. This species is commonly found in the marine ecosystems of the Indo-Pacific region.
Description & Characteristics
The Common Koester, Koester Rockcod (Acanthistius sebastoides) is a relatively small fish, reaching a maximum size of approximately 35.0 cm. This species exhibits a typical rockcod morphology, with a robust body and a large head.
Habitat and Occurrence
The Common Koester, Koester Rockcod (Acanthistius sebastoides) is a benthic species, meaning it primarily dwells on the seafloor. It is typically found in depths ranging from 1.0 to 30.0 meters, making it a common inhabitant of the shallow coastal waters and reefs of its distribution range. This species is often encountered in the marine zones classified as the neritic zone, the area of the ocean that extends from the shoreline to the edge of the continental shelf.
Taxonomy
The species Acanthistius sebastoides belongs to the Class: Teleostei, Order: Perciformes, and Family: Serranidae. This classification places the Common Koester, Koester Rockcod within a group of highly diverse and ecologically important fish species, known as the perch-like fishes.
Feeding
The Common Koester, Koester Rockcod (Acanthistius sebastoides) is a predatory fish, feeding primarily on crabs, edible crab, and small fishes. Its diet reflects its benthic lifestyle, as it actively hunts for prey among the rocks and crevices of the seabed.
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