The focus is on terrestrial arthropods from the New Zealand region but there are substantial holdings from South Pacific countries and of mites and nematodes from New Zealand. Material comes from the 1880s to the present day. There are over 1.2 million pinned insects, ~100,00 microscope slides, and 250,000 vials of ethanol preserved specimens. Ecdysis is being used as a platform for workflows associated with mass digitisation.

Biocultural (BC) Notice. The BC (Biocultural) Notice is a visible notification that there are accompanying cultural rights and responsibilities that need further attention for any future sharing and use of this material or data. The BC Notice recognizes the rights of Indigenous peoples to permission the use of information, collections, data and digital sequence information (DSI) generated from the biodiversity or genetic resources associated with traditional lands, waters, and territories. The BC Notice may indicate that BC Labels are in development and their implementation is being negotiated.