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Tag Archives: fish with personality

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Study Reveals that Fishes Have Distinct Personalities – Research Update

Brown TroutHello, Frank Indiviglio here.  Working with Brown Trout (Salmo trutta), researchers at the University of Gothenburg (Sweden) have confirmed what many fish-keepers have learned by experience – that fishes of the same species possess individual characteristics and distinct personalities.

Aquarium Fish with Personality

Aquarists learn early-on that individual fish react very quickly to changes in their environment, and that not all do so in the same manner.  Even the universal tendency of aquarium fishes to move towards the glass in anticipation of food when someone passes by is not usually shared by every tank inhabitant (this is actually a quite interesting bit of learned behavior – after all, fishes that rushed out to “greet” large beasts would not last long in the wild!).  Read More »