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Two things to add the the answer from @Chris. We are used to the idea that fish extract oxygen from water using gills. When such a fish is transferred into air we imagine that it can no longer breathe. However fish do in fact obtain a significant proportion of their oxygen through their skin. Furthermore, as long as the gills remain moist it should be ...


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I have been trying to find an answer to this question, but until now, no one seems to have really analyzed why this is possible. The only hint I found comes from this paper: A study of the distribution, habitat, behaviour, venom apparatus and venom of the stonefish. They state: At periods of low water, stone-fish are often left partially exposed by ...


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This due to a phenomenon called "cold shock". This induces a number of physiological changes in the fishs metabolism and also in its behaviour and can lead to death. The first paper cites some reasons in table 1: Brain and central nervous system response: Changes in neuronal activity Catecholamine and corticosteroid response: Release of hormones due to ...



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