As an anecdote, my partner Pam went to buy fish but there was none to be had as the local fishermen had not caught any. The man behind the counter had no objection to Pam's mention of climate change.

Record breaking temperatures blamed for fish deaths in Kapiti

Radio NZ
Local iwi are concerned after receiving more than 12 reports of dead eel and trout along the Waikanae river

Meanwhile, further north

'Functionally extinct' - Fishing advocacy group want to see crayfish put before profit due to declining numbers

Crayfish numbers are declining in the Hauraki Gulf with an expert describing them as being "functionally extinct".