A waterway at Wilson Rd Auckland shows the effects before...
A waterway at Wilson Rd Auckland shows the effects before...
... and after the release of grass carp. Photos by New Zealand Waterways Restoration.
... and after the release of grass carp. Photos by New Zealand Waterways Restoration.
Blair Jamieson introduces grass carp to North Otago irrigation canals last week. Photo supplied.
Blair Jamieson introduces grass carp to North Otago irrigation canals last week. Photo supplied.
Grass carp anxieties responded to
Concerns over the release of grass carp to control weed in North Otago irrigation canals have been raised by the Otago Conservation Board, but as...