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Gut feeling essential for migrating fish

Why do trout spend so much time in potentially dangerous estuaries before migrating to sea? In a new thesis published at University Gothenburg, Jeroen Brijs reveals that the answer may lie in the gut.

dateFeb 14, 2017 in Ecology
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Happy salmon swim better

What makes young salmon decide to leave their rivers and head out to Sea has been a hot topic for decades now. Current research from Umeå University shows that the young salmon's desire to migrate can partly be limited by ...

dateDec 06, 2016 in Ecology
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Border fences need not harm large fauna

Although the increasing number of fences and walls along national boundaries is intended to prevent human migration, these can also have disastrous consequences for the natural spread of large animals. These constructions ...

dateOct 25, 2016 in Ecology
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