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Periodically harvested closures are a widespread, centuries-old form of fisheries management that protects fish between pulse harvests and can generat...

Altered animal distributions are a consequence of human expansion and development. Anthropogenic noise can be an important predictor of abundance decl...

Land clearing for irrigated agriculture in the Sudan clay plains is urgently needed because the Roseires Dam is to be completed in 1967. Two different...

Interactions between captive-reared and wild salmonids are frequent because hatcheries annually rear millions of fish for release in conservation prog...

Sewage effluent is a major ongoing threat to water quality and biodiversity in freshwater environments. It can cause outbreaks of sewage fungus (fungu...

Parameter uncertainty challenges the use of matrix models because it violates key assumptions underlying elasticity analyses. We have developed a matr...

Gene flow from transgenic crops to feral populations and naturalized compatible relatives has been raised as one of the main issues for the deregulati...

Tamarisk species (Tamarix ramosissima Ledeb., T. chinensis Lour., T. gallica L. and hybrids) have invaded riparian areas throughout western North Amer...

The Eurasian spruce bark beetle Dendroctonus micans is a major pest of spruce which is expanding its range in France, Turkey, England and Wales. Its m...

The influence of annual and seasonal (summer vs. winter) rainfall variability and of different seasons and systems of sheep grazing, including complet...