Share your story: World Fish Migration Day 2016

Share your story: World Fish Migration Day 2016

Call for videos – deadline extended to May 7th! Migration plays a central role in the life cycle of many fish species. For feeding, reproducing, or simply completing their life cycle, fish sometimes need to move long distances, within freshwater environments or...
Niche conservatism: which niche matters most?

Niche conservatism: which niche matters most?

Niche conservatism – or the degree to which plants and animals retain their niches and related ecological traits through space and time – is a classic concept in ecology receiving renewed interest in recent years. This is partly because of its relevance to...
Ecological integrity in freshwaters

Ecological integrity in freshwaters

The term “ecological integrity” became a linchpin of freshwater management and conservation in 1972, when it was mandated as an objective in the U.S. Clean Water Act (Section 101, “to restore and maintain the chemical, physical and biological integrity of the...