Blue herons identified as a significant juvenile salmon predator
Looking for predators that ate salmon, an Indigenous biologist suggested looking at heron. Discarded tags proved Pacific great blue herons could be scooping up as many as 3-6% of all juvenile salmon.
Greater conservation efforts needed to protect Galápagos bird populations, a new study shows
Researchers found that unless current conservation measures are increased, the birds’ future conservation is precarious.
Industrial fisheries are starving seabirds all around the world
Birds that feed on squid, Antarctic krill and small ‘mid-water’ fish such as herrings and sardines are suffering the most
Global trends show seabird populations dropped 70 per cent since 1950s
The dramatic decline is caused by an number of factors including overfishing, fishing gear entanglements, pollution, invasive predators, habitat change, and climate change.