Responsibility
Can shellfish growers cash in with nutrient trading?
In Maryland and Virginia, developers can buy credits from oyster farmers to offset their assumed environmental impacts. Can "nutrient trading" work?
Health & Welfare
Did illegal waste dumping cause a superbug that’s affecting Brazil’s tilapia?
Scientists in Brazil have identified a "superbug" connected to various diseases in both humans and intensive tilapia aquaculture – and it could be caused by illegal waste dumping in the water system.
Aquafeeds
Aquaculture feed composition helps define potential for water pollution
A study found that feed for salmon and trout had higher organic carbon concentrations than did catfish, shrimp and tilapia feeds. Nitrogen and phosphorus concentrations were similar among salmon, trout and shrimp feeds, and higher than those in catfish and tilapia feeds.