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The eulachon (/ ˈ j uː l ə k ɒ n / (Thaleichthys pacificus), also spelled oolichan / ˈ uː l ɪ k ɑː n /, ooligan / ˈ uː l ɪ ɡ ə n /, hooligan / ˈ h uː l ɪ ɡ ə n /), or the candlefish, is a small anadromous species of smelt that spawns in some of the major river systems along the Pacific coast of North America from northern California to Alaska.
C. rastrospinosus live in the Southern Ocean up to a depth of 1 km. They are most commonly found on the seabed at 200–400 m. They range from the South Orkney Islands, South Shetland Islands to the Antarctic Peninsula. They grow up to 52 centimetres (20 in) and average 30 centimetres (12 in). The adults feed on krill and other fish. [3]
Arothron mappa is a medium-sized fish which grows up to 65 cm length. [6] Its body is oval shape, spherical yet relatively elongated. The skin is not covered with scales, rather, the majority of the map puffer’s body is covered with small dermal spines with the exception of areas around the mouth, pectoral fin base, and caudal fin base.
Fishes that live in the ocean can be carnivores, herbivores, or omnivores. [4] Herbivores in the ocean eat things such as algae and flowering seagrasses. Many herbivores' diets consist of primarily algae. Most saltwater fish will eat both macroalgae and microalgae. Many fish eat red, green, brown, and blue algae, but some fish prefer other types.
Interesting Facts for Adults. 11. If you cut down a cactus in Arizona, it can result in a class 4 felony and up to 25 years in prison. ... The world’s largest ocean is the Pacific Ocean. 81 ...
A preserved permit from the Gulf of Mexico. Permit can be distinguished by their elongated dorsal fins and anal fin. [3] The dorsal fin is shaped like a scythe. Permit tails are also deeply forked, and their bodies are compressed laterally, making the fish tall and thin when viewed from the front.
His book Sea Fishes of the Indian Ocean, illustrated and co-authored by his wife Margaret, remains the standard ichthyological reference for the region. In 1988, marine biologist Hans Fricke was the first to photograph the species in its natural habitat, 180 metres (590 ft) off Grand Comoro 's west coast.
The mackerel icefish (Champsocephalus gunnari) is a benthopelagic species of fish found in the Southern Ocean and the southernmost waters of the Atlantic Ocean.They are mainly to be found near Heard and McDonald Islands, Îles Kerguelen and islands in the south Atlantic such as South Georgia [2] and Bouvet Island.