Introduction
The Copper Shark, also known as the Bronze Whaler shark, is a fascinating coastal species scientifically known as Carcharhinus brachyurus. This captivating marine species belongs to the Carcharhinidae family and is known for its distinctive copper-toned colour.
Conservation Status
The Copper shark is currently categorized as ‘Near Threatened’ according to the International Union for Conservation of Nature (IUCN). This is mostly due to overfishing and habitat loss. Conservation efforts for this species largely centre around regulation of fishing practices and rehabilitation of their natural habitats.
Statistics
| Category | Measurement |
|---|---|
| Average Length | 2.5-3.5 meters |
| Length Range | 2 – 3.5 meters |
| Average Weight | 130-305 kg |
| Weight Range | 130-305 kg |
| Average Lifespan | 30-40 years |
| Temperature Range | 12-24°C |
Distribution
Copper sharks can be found globally in temperate, subtropical and tropical waters. They are abundant in the Mediterranean and Adriatic Sea, particularly off the coasts of Italy and Greece. They exhibit a seasonal migration pattern, moving towards the poles in the summer and towards the equator during winter.
Habitats
Copper sharks inhabit both inshore and offshore waters. They prefer temperate waters and can be found at a depth range of 30 - 100 meters. The optimal water temperature for this species is between 12 and 24°C.
When and Where to See
Copper sharks are mostly active during the night. In terms of seasonal patterns, they follow the temperature of the water, moving towards the equator during winters and towards the poles during summers.
Best Fishing Locations
- Great Australian Bight, Australia
- Adriatic Sea, Italy
- Southland, New Zealand
- False Bay, South Africa
- Montauk, United States
- Punta de la Banya, Spain
How to Catch
Tuna and pilchards serve as effective bait for copper sharks. Techniques such as live bait fishing, trolling and bottom fishing are commonly used. Night is usually the best time for fishing as that is when copper sharks are most active.
Identification Guide
Copper sharks are known for their unique bronze or copper colour (hence the name). They have a slim, streamlined shape and distinctive long, pointed snout. They also possess a notable inter-dorsal ridge.
Culinary
Copper shark meat is often considered a delicacy. When cooked properly, it offers a mild, sweet flavor with a dense texture. Nutritional content includes high levels of protein and selenium.
Additional Information
Copper sharks are known for their predatory behavior. Their diet mainly consists of bony fishes and cephalopods. The species is also known to have aggressive mating rituals. The two biggest threats they face include overfishing and loss of habitat.
References and Further Reading
For further reading and information about Copper Sharks, consider the following sources:
- Florida Museum
- Sharks Information