Finding Nemo …How do fish find and recognise ’friends’? 
By Dr Hart UK Source: innovations-report 1/12/2004

While millions of people across the world enjoyed the tale of a father fish in search of his lost son in the film Finding Nemo, a research project at the University of Leicester has delved into the reality of how fish find and recognise one another.

In a case of life imitating art, the scientists at Leicester have discovered that there are techniques that ’friendly fish’ use to find one another.

The study by Dr Paul Hart and Dr Ashley Ward, of the Department of Biology at the University of Leicester, suggests:
 

The University of Leicester study, funded by the Natural Environment Research Council, has important implications for understanding the dynamics of fish reproduction as well as environmental and habitat protection.

Dr Hart said: “People often think of individual animals as little machines, which can be moved around and dealt with as objects with no regard for how individuals relate to each other. “Our research, along with other studies elsewhere, are showing that even fish are not ignorant of who they are interacting with. “Our work suggests that although fish can recognize familiar individuals they do not do it through individual visual recognition.”

 
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