Salmon and a lousy louse
Fish farms harbour parasites, threaten wild fish varieties
Aquaculture comes under scrutiny
A WATERY BURIAL
Blue revolution goes awry
Alternative farming
Creating unemployment
BRIEF RESPITE
Moneymakers
In Focus
Shell life
Himachal farmers discover pearls in their backyard ponds
ISRAEL
Defence tactics
New aquaculture project
THAILAND
Problem fish
Farmed salmon escape their pens, threaten wild cousins