strong enough for birds to be transferred out to establish a new population on Resolution Island. Similar aerial 1080 operations in the Catlins and the Hurunui, Hawdon and Eglinton valleys have had equally encouraging results. DOC and TBfree New Zealand noted in March 2014 that there was a significant repopulation in the Catlins of other avian species, including bellbird and tomtit due to the reduction of predators. Popular culture Since the redesign of New Zealand's currency in 1991 a yellowhead has appeared on the reverse side of the New Zealand $100 note. References Literature External links Mōhua Charitable Trust Mohoua Birds of the South Island Birds described in 1789 Taxa named by Johann Friedrich Gmelin Endemic birds of New Zealand