The Black-tipped Whaler, Bronze Whaler Shark, Bronzie, Cocktail, Cocktail Shark, Copper Shark, Narrowtooth Shark, New Zealand Whaler, scientifically known as Carcharhinus brachyurus, is a species of requiem shark belonging to the family Carcharhinidae. This shark is a common sight in the waters of the Indo-Pacific region, and is known for its distinctive bronze-colored body and black-tipped fins.
Description & Characteristics
The Carcharhinus brachyurus can reach a maximum size of 325.0 cm in length, with a robust and streamlined body that helps it navigate the waters with ease. Their coloration varies from bronze to copper, with a distinctive black or dark grey tip on their first dorsal fin, giving rise to their common name “Black-tipped Whaler.” They possess narrow teeth designed for tearing flesh, and their bodies are covered in rough, sandpaper-like dermal denticles.
Habitat and Occurrence
The Carcharhinus brachyurus can be found inhabiting a wide range of marine zones, from coastal waters to the open ocean, with a depth range of 0.0 to 360.0 meters. They are commonly found in temperate and tropical waters of the Indo-Pacific region, making them a prevalent presence in these aquatic ecosystems.
Taxonomy
The species Carcharhinus brachyurus belongs to the Class: Elasmobranchii, Order: Carcharhiniformes, and Family: Carcharhinidae. This classification places them among the cartilaginous fishes, specifically the group of sharks known for their distinctive fin shape and hunting strategies.
Feeding
The Carcharhinus brachyurus is a predatory shark with a diverse diet. They primarily feed on crustaceans, fish (including small fishes), jellyfish, and nekton. Their diet also includes cephalopods like sepia, and they are known to occasionally prey on smaller sharks and stingrays. Their narrow teeth are well-suited for tearing flesh, making them efficient hunters in their environment.
Image References