Crayfish numbers in the Hauraki Gulf have plummeted even inside fully-protected marine reserves - and those outside them are likely to be much fewer than official estimates. Photo / Brett PhibbsCrayfish numbers in the Hauraki Gulf have plummeted even inside fully-protected marine reserves - and those outside them are likely to be much fewer than official estimates. Photo / Brett PhibbsCrayfish numbers in the Hauraki Gulf have plummeted even inside fully-protected marine reserves - and those outside them are likely to be much fewer than official estimates. "Further, our estimate in the Hauraki Gulf is that the crayfish stock is just 3 to 12 per cent of unfished levels." A new study suggests the Hauraki Gulf's reserves aren't large enough to protected treasured crayfish.

Source: New Zealand Herald May 02, 2021 02:26 UTC