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Ascending rivers from the sea, at certain seasons, for breeding, as the salmon, shad, etc., Tending upwards; -- said of terns in which the lowest secondary segments are on the upper side of the branch of the central stem.
What else can I help you with?
How are anadromous and catadromous fishes similar?
Anadromous: Relating to fish, such as salmon or shad, that migrate up rivers from the sea to breed in fresh water.Catadramous: Migratory pattern in which juvenile fish spawn in the open ocean but mature in freshwater.
Anadromous fish go one way Catadromous fish do it the other way Diadromous fish do it both ways What?
Live in salt and freshwater
What are the examples of catadromous fish?
An anadromous fish, born in fresh water, spends most of its life in the sea and returns to fresh water to spawn. Salmon, smelt, shad, striped bass, and sturgeon are common examples. A catadromous fish does the opposite - lives in fresh water and enters salt water to spawn. Most of the eels are catadromous.
What three fish migrate to fresh water to breed?
If the fish does this for fun rather than to breed it is classed as an "amphidromous" species. If the fish lives mainly in the ocean and travels into fresh water to breed then it is "anadromous". Salmon come into this category.
What is the tem used to describe fish that migrate from freshwater to saltwater?
anadromous fishes - live in ocean reproduce in freshwater or catadromous fishes - live in freshwater but reproduce in saltwater amphidromus fishes - move between fresh and saltwater for non-reproductive reasons
Is an eel an anadromous fish?
It is.
What is the significance of an American eel?
American eels (Anguilla rostrata) are found in a wide variety of habitats from Greenland to the east coast of South America. Eels, often the top predator and largest contributor to fish biomass in inland freshwaters systems throughout eastern North America Unlike salmon and other anadromous fish, eels are catadromous, maturing in freshwater and returning to the ocean to spawn.
What does it mean if salmon are anadromous?
It is a fish that is preggers
What are some examples of catadromous fish?
North American eel and the European eel
Are seals anadromous?
Yah, i think so. I learned that at school. HAHAhAHAH
Why are salmon and other anadromous fish able to gain weight so quickly?
hormones.
The steelhead is the anadromous form of the rainbow trout What does this mean?
It lives in the sea but breeds in fresh water
