Identifying the problem for kōura

Identifying the factors causing kōura numbers to decline will allow you to determine which restoration tools you need to employ. There are two parts to this. Firstly, you need to identify if kōura are lacking in your waterway. Secondly, you need to identify the factors limiting them.

 

Are kōura present in your waterway?

First, determine if kōura should be present in your stream.

Why are kōura rare or absent in your waterway?

Habitat and biological factors factors affect why kōura rare or absent in your waterway.