Latest Population dynamics of fisheries Stories
People who fish for a living pursue top profits, not necessarily top predators, according to the first-ever analysis of worldwide catch and economic data for the past 55 years. This differs from the observation raised 10 years ago that humans were "fishing down" the food web. It was assumed that catches of the predators at the top of the food chain, such as halibut and tuna, were declining after fishers started landing more fish from lower on the food chain, such as herring and anchovies. The...
- The navel or umbilicus.
- In Greek archaeology: A central boss, as on a shield, a bowl, etc.