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Crab fisheries: Quiz


Question 1: They measure as much as 25 cm (10 inches) in some areas off the coast of ________, but typically are under 20 cm (8 inches).
WashingtonAlaskaOregonNorthwestern United States

Question 2: [19] They are a popular delicacy, and are the most commercially important crab in the ________, as well as the western states generally  [20].
British ColumbiaCanadaWestern United StatesPacific Northwest

Question 3: Crabs make up 20 percent of all ________ caught and farmed worldwide, with about 1.4 million tonnes being consumed annually.

Question 4: The Dungeness crab inhabits eelgrass beds and water bottoms from the Aleutian Islands in ________ to Santa Cruz, California [18].
AlaskaNorthwestern United StatesWashingtonUnited States

Question 5: The ________ groups fishery catches using the ISSCAAP classification (International Standard Statistical Classification of Aquatic Animals and Plants).
Universal Postal UnionCyprusAzerbaijanFood and Agriculture Organization

Question 6: However, they have been included in this article because the common perception is that king crabs are crabs, and because squat lobsters are more closely related to crabs than lobsters and the ________ classifies them together with king crabs.
Food and Agriculture OrganizationCyprusUniversal Postal UnionAzerbaijan

Question 7: The following table summarises the capture in recent years by commercial fisheries in ________.
Metric systemTonneKilogramUnited States customary units

Question 8: The carapace may reach 15 cm (6 ________) wide, and 7 cm (2¾ in) from front to back.
InchFoot (length)United States customary unitsYard

Question 9: In the northern states of ________ and especially Queensland, mud crabs are relatively common and generally prized above other seafood within the general public.
CanadaUnited KingdomBarbadosAustralia

Question 10: ________ are found in all of the world's oceans.
LobsterSea urchinCrab fisheriesCrab

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