The Bristol Bay commercial fishery is the world’s largest producer of wild sockeye salmon. Alaska Sea Grant-supported researchers are working to provide new information for the region’s fisheries managers to understand trends and anticipate changes to the sockeye salmon fish populations. The scientists are using long-term data of field observations, satellite imagery, and community ice […]
“It’s clear evidence these chemicals can affect populations.” Image-Scientists in Saskatchewan found that consuming small amounts of neonicotinoids led white-crowned sparrows to lose significant amounts of weight and delay migration, threatening their ability to reproduce. (Photo: Jen Goellnitz/Flickr/cc) In addition to devastating effects on bee populations and the pollination needed to feed humans and other […]
In 2014 the Bering Sea warmed, raising concerns that pollock populations would plummet as they did in the previous warm phase of 2001-2005. But a new study suggests that this time young pollock had alternative resources that weren’t available during the last warming phase to help buffer ill effects of warming. With 2017 showing signs of cooling, […]