On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

The underside of a specimen of Psolus antarcticus (Philippi, 1857)

Peter Marriott, NIWA, Oceans Survey 20/20 Chatham-Challenger project

The underside of a specimen of Psolus antarcticus (Philippi, 1857) revealing a row of tiny circular tube feet. This specimen was from 1110 m on the Chatham Rise, New Zealand.