Hooknose – Agonus cataphractus

Hooknose, Agonus cataphractus
Size: 21 cm
Depth: 0 - 270 m
Water Type: Marine
Toxicity: Toxic hazard unknown
Red List Status: Least concern (LC)
Temperature: 44.6 °F - 53.06 °F (7°C - 11.7°C)

The Hooknose, scientifically known as Agonus cataphractus, is a fish species belonging to the family Agonidae. This species is distinguished by its unique physical attributes and its ability to thrive in various marine environments.

Description & Characteristics

The Agonus cataphractus is a relatively small fish, reaching a maximum size of 21.0 cm. Its body is characterized by its elongated and somewhat compressed shape, with a distinct hook-like snout that gives it its common name. The fish is covered in bony plates, which provide protection and contribute to its overall robust appearance. The color of the Agonus cataphractus can vary depending on its environment, often blending in with the surrounding rocks and seaweed.

Habitat and Occurrence

The Agonus cataphractus can be found in a wide depth range, from the surface to 270.0 meters. This adaptability allows it to inhabit various marine zones, including the intertidal zone, rocky reefs, and sandy bottoms. The species is commonly encountered in the northeastern Atlantic Ocean, from Norway to the Bay of Biscay. Its wide distribution suggests its ability to thrive in different environments.

Taxonomy

The species Agonus cataphractus belongs to the Class: Teleostei, Order: Perciformes, and Family: Agonidae. This classification places it within a group of fish characterized by their bony plates and generally benthic lifestyles.

Feeding

The Agonus cataphractus is a carnivorous fish, primarily feeding on a variety of invertebrates found in its habitat. Its diet includes rock shrimps, other shrimps, worms, and zoobenthos. These food sources provide the necessary nutrients for its growth and survival in the marine environment.

Associated Species

Image References

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