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Some of the sea otter's preferred prey species, particularly abalone, clams, and crabs, are also food sources for humans. In some areas, massive declines in shellfish harvests have been blamed on the sea otter, and intense public debate has taken place over how to manage the competition between sea otters and humans for seafood.
The pelagic food web, showing the central involvement of marine microorganisms in how the ocean imports nutrients from and then exports them back to the atmosphere and ocean floor. A marine food web is a food web of marine life. At the base of the ocean food web are single-celled algae and other plant-like organisms known as phytoplankton.
This is a partial list of edible molluscs. Molluscs are a large phylum of invertebrate animals, many of which have shells . Edible molluscs are harvested from saltwater, freshwater, and the land, and include numerous members of the classes Gastropoda (snails), Bivalvia (clams, scallops, oysters etc.), Cephalopoda (octopus and squid), and ...
They are still an important food source for the people of Nunavut [18] and are also hunted and eaten in Alaska. Seal meat is an important source of food for residents of small coastal communities. [19] Meat is sold to the Asian pet food market; in 2004, only Taiwan and South Korea purchased seal meat from Canada. [20]
This list of countries by seafood consumption gives a comprehensive overview that ranks nations worldwide based on their annual seafood consumption per capita. Seafood includes fish and other important marine animals .
Most have sharp claws on their feet and all except the sea otter have long, muscular tails. The 13 species range in adult size from 0.6 to 1.8 m (2.0 to 5.9 ft) in length and 1 to 45 kg (2.2 to 99.2 lb) in weight. The Asian small-clawed otter is the smallest otter species and the giant otter and sea otter are the largest.
Otter 841, California's most ornery sea mammal, has returned to waters off Santa Cruz. Authorities warn surfers and swimmers to steer clear of the creature.
One of the sea otters’ primary food sources is the sea urchin. When hunters caused sea otter populations to decline, an ecological release of sea urchin populations occurred. The sea urchins then overexploited their main food source, kelp , creating urchin barrens, areas of seabed denuded of kelp, but carpeted with urchins.