IBA Trigger species: Black-billed Gull, Black-fronted Tern
Other species: Besides the trigger species the following are confirmed or likely to be breeding: Black Shag, Little Shag, White-faced Heron, Black Swan, Canada Goose, Paradise Shelduck, Mallard, Grey Duck, Grey Teal, New Zealand Shoveler, NZ Scaup, Australasian Harrier, Pukeko, Coot, Variable Oystercatcher, Pied Stilt, Banded Dotterel, Black-fronted Dotterel, Spur-winged Plover, Southern Black-backed Gull, Red-billed Gull, Caspian Tern, White-fronted Tern, NZ Kingfisher, Welcome Swallow, South Island Fernbird, NZ Pipit, Grey Warbler, South Island Fantail, Silvereye, Bellbird, Tui. Skylark, Blackbird, Song Thrush, Yellowhammer, Cirl Bunting, Chaffinch, Greenfinch, Goldfinch, Redpoll, House Sparrow, Starling, Australian Magpie.
Other species recorded: Spotted Shag, Pied Shag, Little Black Shag, White Heron, Cattle Egret, Royal Spoonbill, Glossy Ibis, South Island Pied Oystercatcher, Pacific Golden Plover, Eastern Bar-tailed Godwit, Far-eastern Curlew, White-winged Black Tern.
BirdLife International (2021) Important Bird Areas factsheet: Wairau Lagoons. Downloaded from http://www.birdlife.org on 23/09/2021.