Analysing structures in water around swimming fish reveals how they move and may help in the study of airplane flight dynamics and other complex fluid flows.
The practice of catch-and-release in recreational fishing may be permanently changing fish populations, a study from the University of Connecticut shows.
The use of organic acid supplements in the diet of commercially farmed shrimp led to greater nutrient utilisation and some protection from pathogenic bacteria, write Wing-Keong Ng and colleagues from Universiti Sains Malaysia.
