Sperm Whale
Physeter macrocephalusAlso known as Cachalot, Common Cachalot, Pot Whale, Spermaceti Whale
Sperm whales are deep-diving giants of the open ocean, recognizable by their massive, blocky heads and unique asymmetrical blowholes. They plunge to crushing depths of over two thousand meters to hunt giant squid, using powerful echolocation clicks that rank among the loudest sounds produced by any animal. Socially, females and young form tight-knit, cooperative family groups, while mature males lead solitary lives, roaming cold polar waters before returning to the tropics to breed.
- diet
- Squid, octopus, and deep-sea fish
- family
- Physeteridae
- threats
- Entanglement in fishing gear, ship strikes, ocean noise, and plastic pollution
- life Span
- 60 to 70 years
VU
Extremely large marine mammal; maintain a safe distance of at least 100 meters when boating.
Their immense size can easily capsize small vessels, and defensive mothers may charge boats if they feel their calves are threatened.
Never approach swimming whales, cut your vessel's engine if they approach, and allow them to pass undisturbed.Listed as Vulnerable due to historical commercial whaling, ocean noise pollution, and ship strikes.
Report any entangled or stranded individuals to local marine mammal stranding networks immediately.- Keep Distance: Maintain a distance of at least 100 yards when observing from a boat to avoid disturbing their resting cycles.
- Listen Closely: Use a hydrophone to detect their rhythmic, metallic echolocation clicks, which can be heard from miles away.
- Watch for Blows: Look for their characteristic forward-and-left angled blow, which is unique among large whales.