Question

why do dead fish float upside down......​

Answer 1

Answer:

the decomposition process can sometimes result in enough gas being produced and trapped inside the fish to cause it to float to the surface. So in short, fish float upside when they die because many of them are top heavy and posses an organ in their lower region that is filled with air.

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Answer 2

Answer:Because they are dead they have no movement which let the swim in water and because the body has low density then water and even air is filled in the body it floats

Explanation: