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The diversity and abundance of fish inhabiting complex reef habitats poses some challenges to surveys based on optical techniques, especially for scho...

Aquaculture is seen as a possible solution to meet the rising demand for fish but only if the sector reduces its use of wild fish in feed as well as i...

Analysis of aerial photographs showed measurable conversion of closed canopy miombo woodland to sparse woodland (<50% canopy cover) during 1982-90 ...

We conducted a systematic review on the impacts of natural causes of variation or changes in flow magnitude (resulting from climatic variability and b...

Anthropogenic pollution and disease can cause both lethal and sub-lethal effects in aquatic species but our understanding of how these stressors inter...

Habitat fragmentation is a principal threat to biodiversity and artificial river barriers are a leading cause of the global decline in freshwater biot...

Growing ecological and economic impacts of invasive species have heightened the need for new science to inform management that prevents and counteract...

Current models estimating impact of habitat loss on biodiversity in the face of global climate change usually project only percentages of species 'com...

Habitat degradation leads to biodiversity loss and concomitant changes in ecosystem processes. Tropical river floodplains are highly threatened by lan...

Two cichlid fish were studied under semi-natural conditions to evaluate their potential as agents for the biological control of schistosome intermedia...