Whitebone porgy – Calamus leucosteus

Calamus leucosteus, commonly known as the Whitespotted porgy, is a species of marine fish belonging to the family Sparidae. It is a relatively small species, with a maximum size reaching approximately 46.0 cm. This fish is distributed across various marine zones, inhabiting depths ranging from 10.0 to 100.0 meters.

Description & Characteristics

Calamus leucosteus exhibits a distinct color pattern, characterized by white spots scattered across its body. Its body shape is typically elongated and compressed laterally. The head profile is slightly convex, and the mouth is positioned at the terminal end. The dorsal fin is characterized by a distinctive spines and soft rays, providing support and maneuverability. Calamus leucosteus has a well-defined lateral line that runs along its body, aiding in sensing water currents and vibrations.

Habitat and Occurrence

Calamus leucosteus can be found in a variety of marine habitats, including rocky reefs, sandy bottoms, and seagrass beds. It prefers depths between 10.0 and 100.0 meters, suggesting an affinity for deeper waters. These fishes are often observed in aggregations, congregating in schools or groups, particularly during breeding season. Their preference for deeper waters aligns with their distribution, as they are commonly found in regions like the Gulf of Mexico and the Caribbean Sea, encompassing various marine zones.

Taxonomy

Calamus leucosteus belongs to the Class: Teleostei, Order: Eupercaria incertae sedis, and Family: Sparidae. Teleostei represents a vast and diverse group of ray-finned fishes, characterized by their bony skeletons and advanced features. Eupercaria incertae sedis encompasses a group of fish with uncertain taxonomic placements, requiring further investigation. The Sparidae, commonly known as sea breams, represent a family of marine fish recognized for their distinctive body shapes and vibrant colors.

Feeding

Calamus leucosteus is an omnivore, meaning it feeds on a variety of food sources. Its diet consists primarily of crustaceans, mollusks, and algae. This diverse feeding strategy allows Calamus leucosteus to thrive in its various habitats, adapting to the availability of food resources. Their ability to consume both animal and plant matter contributes to their ecological role as opportunistic feeders, playing a vital part in the marine ecosystem.