New Zealand (NZ) has a diversity of large river ecosystems that provide essential ecosystem services but are impaired by multiple ecological impacts. River restoration is an active field worldwide and there is good potential for river restoration practitioners in NZ to draw on lessons from elsewhere, although there is also a need to tailor approaches to national and local contexts. Here, we provide a critical review of large f...

The New Zealand fish fauna contains species that are affected not only by river system connectivity, but also by catchment and local‐scale changes in landcover, water quality and habitat quality. Consequently, native fish have potential as multi‐scale bioindicators of human pressure on stream ecosystems, yet no standardised, repeatable and scientifically defensible methods currently exist for effectively quantifying their abun...