date:Jun 11, 2012
ies arriving annually at each of the 11 monitoring sites around New Zealand is collected, providing an index of recruitment strength for the river systems.
Catch per unit effort information is collected from commercial fishers by species and area. These sets of information undergo detailed analysis in a four-yearly cycle. The results from the last South Island one are just about to be presented to a technical working group, and the next North Island one will begin later this year.
Commercial e