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Yes. One of the traits for something to be a "fish" is to have vertebrae. I believe that most, if not all, fish have backbones.

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17y ago

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Do rainbow fish have backbones?

Yes, backbones and ribs, like most fish.


Is a kingfish a salt water fish or a fresh water fish?

Fresh water


What kind of fish lives by the delta fresh water fish or salt water fish?

Both kinds of fish can live in a delta area. The line between salt water fish and fresh water fish seems to be getting blurrier. Sharks and other typically salt water fish are found many miles up stream in rivers that empty into the ocean. It appears that salt water fish adapt better than fresh water fish as the fish found in fresh water are not found out at sea.


Do fish have a skull and a backbone?

bony fish have backbones


What water balance problem to salt ocean fish face?

Lets See If This Answers Your Question... Fresh Water Fish have A Liver That Can Process All Kinds of Stuff From Fresh Water. Wether It Be Dirty Water, Clean Water, or Sometimes Even Slightily Toxic Water... But The Transition To Fresh To Salt Lies In The Very Word Itself, SALT WATER... The Liver of A Normal Fresh Water Fish Can Only Handle Bits of Amount of Salt, But The Water In The Ocean Is So Strong That The Liver of A Fresh Water Fish Just Over Loads and Shuts Down Killing The Fish... Thats Why Salt Water Fish Have Evolved Their Livers To With Stand Lethal Amounts of Salt In The Water... The Same With Salt Water Fish, They Can Not Process Fresh Water Because their Livers Are Only Made To Process Salt Not Fresh... Some Fish Actually Can Do Both Like The BULL SHARK, Salman, (not a fish) Salt Water Crocidile...