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A complex and labor-intensive form of farming, octopus aquaculture is being driven by strong market demand in the Mediterranean and in South American and Asian countries. [1] Annual global demand for octopus more than doubled from 1980 to 2019, from roughly 180,000 to about 370,000 tons. [2]
The stubby squid is a small species growing to a maximum mantle length of about 5 cm (2.0 in) and a total length of 11 cm (4.3 in), with females being larger than males. The head bears eight short arms, a pair of retractable tentacles and two large eyes. The first pair of arms is shorter than the others and the third pair the longest.
Sepietta oweniana (common bobtail squid or common bobtail) is a common marine mollusc from the order Sepiida, the cuttlefish. Common bobtails possess large, rounded pupils , eight arms each having biserial suckers and two arms with 32 tiny uniform-sized suckers in transverse rows to be used for securing their prey. [ 3 ]
Colours of European common squid. Alloteuthis subulata has a long, narrow mantle with a long tail which is pointed in adult females and even longer and rather spike-like in adult males. The fins are rhomboid-shaped, with pointed sides, and their rear ends are concave and extend along the tail. The short tentacles are delicate, with small ...
Illex argentinus, commonly known as the Argentine shortfin squid, is a species of squid in the family Ommastrephidae from the south western Atlantic Ocean. It is one of the most commercially fished species of squid, with 511,087 tons harvested in 2002, or 23.3% of the entire squid harvest.
Thysanoteuthis rhombus, also known as the diamond squid, diamondback squid, or rhomboid squid, is a large species of squid from the family Thysanoteuthidae which is found worldwide, throughout tropical and subtropical waters. T. rhombus is given its name for the appearance of the fins that run the length of the mantle. They are a fast growing ...
The European squid or common squid (Loligo vulgaris) is a large squid belonging to the family Loliginidae. It occurs abundantly in coastal waters from the North Sea to at least the west coast of Africa. This species lives from sea level to depths of 500 m (1,600 ft). Its mantle is up to 40 cm (16 in) long. The species is extensively exploited ...
Northern shortfin squid is a moderately-sized squid with females ranging from 20 to 30 centimetres (7.9 to 11.8 inches) in mantle length while males are generally smaller with mantle length ranging from 18 to 27 cm (7.1 to 10.6 in). [8] Northern shortfin squid has short tentacles with a long and narrow head which is connected to the long mantle.