Exotic pets can become pests with risk of invasion

A large proportion of successful vertebrate invasions can be traced to the global exotic pet trade. However, surprisingly little is known about the economic, social, and ecological factors that shape the trade and how they ...

Subsea pipelines make fish safe havens

A first-of-its-kind study led by The University of Western Australia into the ecological value of offshore infrastructure has revealed that subsea pipelines in north-west Australia provide safe havens for commercially important ...

Migratory fish scale to new heights

WA scientists are the first to observe and document juvenile trout minnow (Galaxias truttaceus Valenciennes 1846) successfully negotiating a vertical weir wall by modifying their swimming technique to 'climb' and 'jump' over ...

Ecologists make first image of food niche

The ecological niche concept is very important in ecology. But what a niche looks like is fairly abstract. Now, for the first time, Wageningen and British researchers have concretely visualised this. The ecologists have been ...

Forest loss starves fish

Debris from forests that washes into freshwater lakes supplements the diets of microscopic zooplankton and the fish that feed off them – creating larger and stronger fish, new research shows.

Baited video carries baseline data in Cockburn Sound

Annual surveys investigating fish assemblages within Cockburn Sound over six years have led to two important findings that have enabled effective monitoring of fish ecology in the face of proposed developments.

Ecologist overthrows generally accepted principles in ecology

(Phys.org) —Contemporary ecological theory assumes that differently sized individuals in a population are equally efficient in their use of food resources. Still this is only true in a very exceptional case. It is much ...

New study shows 'dead zone' impacts Chesapeake Bay fishes

A 10-year study of Chesapeake Bay fishes by researchers at the Virginia Institute of Marine Science provides the first quantitative evidence on a bay-wide scale that low-oxygen "dead zones" are impacting the distribution ...

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