The Tripplespot Blenny, Big Spot Blenny – Crossosalarias macrospilus is a distinctive and fascinating fish species found in the tropical and subtropical regions of the Indo-Pacific. It is a small to medium-sized fish, reaching a maximum length of 10.0 cm, and is known for its unique markings and behavior.
Description & Characteristics
The Crossosalarias macrospilus is characterized by its elongated, slender body and a prominent, large, dark spot situated behind the eye. This spot is typically surrounded by a lighter-colored halo, giving the fish its name. The body is covered in a pattern of smaller, darker spots, creating a mottled appearance. This blenny is often observed with its dorsal fin raised, which adds to its striking appearance.
Habitat and Occurrence
The Tripplespot Blenny, Big Spot Blenny – Crossosalarias macrospilus is a common sight in shallow, inshore waters, typically residing in depths ranging from 1.0 to 25.0 meters. It favors rocky, coral reefs, and seagrass beds, where it finds protection and ample food sources. This species is often observed in the intertidal zone, particularly during low tide. Its habitat preference makes it a characteristic inhabitant of the neritic zone, the marine zone extending from the shoreline to the edge of the continental shelf.
Taxonomy
The species Crossosalarias macrospilus belongs to the Class: Teleostei, Order: Blenniiformes, and Family: Blenniidae. This family, commonly known as the blennies, comprises over 900 species characterized by their elongated bodies, often featuring a prominent, fleshy tentacle above each eye. They are found in a wide range of marine habitats, primarily in shallow waters.
Feeding
The Tripplespot Blenny, Big Spot Blenny – Crossosalarias macrospilus is an opportunistic omnivore with a varied diet. It primarily feeds on algae, which it grazes from the surface of rocks and coral. Additionally, its diet includes a variety of invertebrates, such as brine shrimps, and readily accepts commercially prepared foods like flakes and frozen food, particularly larger varieties like Mysis.
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