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Fingerling – refers to a fish that has reached the stage where the fins can be extended and protective scales have covered the body. [4] At this stage, the fish is typically about the size of a human finger, [5] hence the name. Once reaching this stage, the fish can be considered a juvenile, and is usually active enough to move around a large ...
It may involve capture of wild fish or raising of fish through aquaculture. A fishery is characterised by the species caught, the fishing gear used, and the area of operation. Fishing effort – a measure of how much work is needed by fishermen to catch fish. Different measures are appropriate for different kinds of fisheries.
Whitebait is a collective term for the immature fry of fish, typically between 25 and 50 millimetres (1 and 2 in) long.Such young fish often travel together in schools along coasts, and move into estuaries and sometimes up rivers where they can be easily caught using fine-meshed fishing nets.
Another example is the blue wildebeest, the calves of which can stand within an average of six minutes from birth and walk within thirty minutes; [5] [6] they can outrun a hyena within a day. [ 7 ] [ 8 ] [ 9 ] Such behavior gives them an advantage over other herbivore species and they are 100 times more abundant in the Serengeti ecosystem than ...
The word is most often used for the offspring of mammals, but can be used for any animal that gives birth to multiple young. In comparison, a group of eggs and the offspring that hatch from them are frequently called a clutch, while young birds are often called a brood. Animals from the same litter are referred to as littermates.
About 30% of the 500 known fish families show some form of parental care, and most often (78% of the time) care is provided by only one parent (usually the male). Male care (50%) is much more common than female care (30%) with biparental care accounting for about 20%, although a more recent comparative analysis suggests that male care may be ...
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Common names of fish can refer to a single species; to an entire group of species, such as a genus or family; or to multiple unrelated species or groups.Ambiguous common names are accompanied by their possible meanings.