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Salmon
There are actually several categories of freshwater/saltwater migratory fish.
Wikipedia breaks them up into several categories: Diadromous, Anadromous, Catadromous, Amphidromous.
See links for more information.
Some predators can also hunt in both saltwater and freshwater.
Sea Lions will enter rivers such as the Columbia River during fish migrations.
Bull Sharks are also known to hunt both in saltwater and in freshwater rivers.
Crocodiles have also been seen miles out to sea, scarily..
Spotted Seatrout,Redfish,Snook,Black Drum,Sheepshead,Flouder,Mangrove Snaper,Tarpon,Ladyfish, Jack Clevalle,Pompano,Permit,Anlanic Bonito, Northern Kingfish,Scup,White Perch,Northern Searobin, Red Drum,Northern Puffer,Spiny Dogfish,Sand Tiger Shark
Salmon, some trout such as rainbow, striped bass, shad, bull shark.
Yes. Some dolphins and some sharks that normally live in saltwater are known to swim upstream, foraging.
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Does the Tarpon live in freshwater or saltwater?
It lives in both. It is primarily a saltwater fish but does adapt to live in strictly freshwater (not just brackish)
Are tropical fish freshwater fish?
There are both marine (salt water) and fresh water fish in the tropics.
Are piranha's freshwater fish or salt water fish?
Piranhas are freshwater fish, living in the Amazon basin.Actually they are both freshwater and salt.... Mostly freshwater though!
Is bass fresh water fish?
There are both freshwater and saltwater bass species.
Is a betta fish saltwater or freshwater fish?
Redfish are fresh water
What is the difference of freshwater fish and marine fish?
Freshwater fish need regular water without salt, Marine fish need salt water. Marine fish are more colorful and interesting then freshwater fish but they are a lot harder to look after than freshwater fish. Saltwater fish need more water to swim in and are more fragile than freshwater fish.
Do freshwater fish tend to gain or lose water?
Freshwater fish tend to gain water.
What are some unique characteristics for fresh water?
Freshwater fish typically live in water that does not contain salt. However, some fish, like salmon, live in the ocean and then travel upstream through freshwater rivers to breed. Freshwater fish can be small, like those found in a home aquarium, or very large fish that live in lakes and rivers.
What saltwater fish that can live in freshwater?
One of the most common fish that can live in both salt and fresh water is a salmon:)
Are fancy guppies freshwater fish or saltwater fish?
The guppy is a fresh water fish.
What is it called when a fish can live in both freshwater and salt water?
Anadromous fish are able to live in both freshwater and salt water. Examples include salmon and striped bass, which migrate between oceans and rivers for different stages of their life cycle.
How do freshwater fish use the water they live in?
They learn to hold their breath under water.
