John Dory, St Pierre or Peter’s Fish – Profile, Description

john dory fish
(Last Updated On: April 13, 2021)
John Dory is a species of fish with widespread distribution. Also called St Pierre or Peter’s Fish, John Dory fish is edible. This fish is a demersal coastal marine fish.
John Dory Fish has a laterally compressed olive-yellow body. A large dark spot that covers its body surface John Dory fish also has long spines on the dorsal fin that is stiff, hard and control the body movement in the water.
If the danger goes ahead, the dark spot is used to flash the ‘evil eye’. Its large eyes at the front of the head provide it with binocular vision and depth perception, which is important for predators. John Dory’s eye spot next to his body also confuses the victim, which is lying in his big mouth.

In New Zealand, the Maori know it as a kuparu, and on the east coast of the North Island, they gave Captain James Cook some gifts on his first voyage to New Zealand. Several of these casks were donated to perfume.


An odd-looking, but delicious fish, John Dory’s bizarre shape and long fins show it from any other planet. It has a large mouth that is used to suck on very large prey items such as fish and shrimp. It has a black stain on each side of the body called the thumbprint of St. Peter.

It has a great scientific name in the name of King Zeus of the Greek gods. Rated as a species to avoid lack of stock data and lack of management.

Overview of sustainability

John Dory is caught on the troll and net fisheries as a valuable by-catch. Little is known about John Dory’s reserves, but there is no evidence that numbers are declining, but they are a species that has a relatively high vulnerability to fishing has Fishing is not well managed for John Dory, the landing has no minimum size or catch (quota) limit.

No Due to their strange shape, young John Dory is easily caught in fishing gear and cannot easily escape the forgery or nets gap. Avoid eating dory less than 29 cm where there is still no chance of spawning.

Scientific Name – Zeus Faber

John Dory fish is an aggressive predator that relies on its slim front profile to rise above small fish. Once it closed it started attacking by opening its huge mouth quickly, creating a vacuum that sucked its precarious victim.

John Dory fish usually lives alone but is sometimes seen in small schools in the surrounding waters. They are about 4 years old and become sexually mature at 29-35 cm in length.

Breeding occurs at the end of winter and early spring in the northeast Atlantic (ICES WGNU Report 21). The risk of fishing is relatively high at 68%.

John Dory fish

Hunters and hunters

John Dory fish sticks the victim and moves his jaw into a tube-like structure to suck fish with a little water. The water then flows through the gills; The pre-maxillary bone, the only bone-bearing bone in this fish, is used for feeding.

John Dory fish has a narrow body on the upper side – his body is so thin it is rarely seen from the front. The large eyes at the front of the head provide it with binocular vision and depth perception that it should catch for prey.

It has a large dark spot on both sides that uses it to flash “evil eyes” when approaching danger. This spot also confuses the victim, which can then be sucked into the mouth.

It primarily eats small fish, especially at the Sardine National School. Occasionally it eats squid and cuttlefish.

Its main predators are the dorky shark and the shark, as the big bony fish.


John Dory fish is a bentoplasmic coastal fish, found in Africa, Southeast Asia, New Zealand, Australia, the coast of Japan, and the coast of Europe. They live close to the coast, with depths ranging from 5 meters (15 feet) to 360 meters (1200 feet). They are usually solitary.

Fertility and lifetime

When John Dory is 3 or 4 years old, they are ready to reproduce. It happens at the end of winter. These layers are sporadic, which means they release sperm and eggs into the water for extraction. Typically the lifespan is about 12 years wild.

As food

Cookery author Eliza Acton in her 1845 book ‘Modern Cookery for Private Families’ observes that John Dory “considered the funniest fish present on some tables.” He suggests baking only “very gently” to avoid drying in the oven.

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