Seashore Guides


Here we have created a comprehensive list of resources to help you identifiy different species while you complete you Mm2 surveys at your local shoreline. Don't forget we have guides here on the website, but in case you find something a little different or you want to read up more on select species below are some gudies that may be able to help.

Are we missing your favourite guide book? Let us know at and we will add it to this list!


Collins Field Guide to the New Zealand Seashore  (Sally Carson & Rod Morris, Harper Collins NZ 2017)

New Zealand Seaweeds: An Illustrated Guide (Wendy Nelson, Te Papa Press 2020)

Guide to Common Intertidal Species of the South Island, New Zealand (David Schiel, University of Canterbury 2006)

Photographic Guide to the Seashells of New Zealand (Margaret Morley, New Holland Publishers NZ 2004) 

ONLINE GUIDES (Can be downloaded):
New Zealand Marine Studies Centre Rocky Shore or Sandy/Muddy Shore Guides (in English and Te Reo Māori)

NIWA Marine Idenitification Guides and Fact Sheets (Focuses on ascidians, sponges, crabs, brown seaweeds, jellyfish, bryozoans, anenomes, echinoderms)

Ministry for Primary Industries Marine Pests ID Guide 

Marine Life Database 

Auckland Museum New Zealand Marine Life App

Marine Metre Squared App 

iNaturalist NZ - find the Marine Metre Squared project here (you can access iNaturalist through their website or via the app)



About Us

The Marine Metre Squared website,, is a citizen-science project and is owned and managed by the NZ Marine Studies Centre, University of Otago. Content is licensed under the Creative Commons Attribution-NonCommercial–ShareAlike license, unless otherwise stated.