new zealand northern dotterel seabird tuturiwhatu pukunui in its natural habitat at river mouth junction with sandy ocean beach

avian beach bird birds birdwatching breeders breeding characriidae coast coastal conservation disturbance domestic dotterel dunes dwindling east ecosystem environment environmental fragile friendly gisborne ground habitat harm inquisitive landscape maori marine mouth native nature nesting new northern ocean oceania off ornithology pets plover predation predator preservation programme prone protected protection pukunui recovery reserve risk river roading sand sandy sea seabird seascape shore shoreline site species tuturiwhatu vehicles zealand