Supplementary Table

Table 1. Procellariidae and Hydrobatiidae taxa with breeding sites unknown and or biological knowledge poor. IUCN conservation rankings provided: DD Data deficient, LC Least Concern, VU Vulnerable, EN Endangered, CR Critically Endangered, EX Extinct, NRSUB Not Ranked as currently considered subspecies.

Breeding site undiscovered / Breeding site known/ Poor knowledge of biology / Conservation Rank / Reference
New Zealand storm petrel Fregetta maoriana / CR / Current study,
Rayner et al. (2013)
Pincoya storm petrel Oceanites pincoyae / Not ranked / Harrison et al. (2013)
Guadalupe storm petrel Oceanodroma macrodactyla / CR / EX / Thayer and Bangs (1908)
Elliot's storm petrel
Oceanites gracilis gracilis / NRSUB / Hertel and Torres-Mura (2003)
White-vented storm petrel Oceanites gracilis galapagoensis / NRSUB / Brooke (2004)
Kermadec storm petrel Pelagodroma marina albiclunis / NRSUB / (Imber and Stephenson, 2008)
White-bellied storm petrel Fregetta grallaria grallaria / NRSUB / Brooke (2004)
White-bellied storm petrel Fregetta grallaria leucogaster / NRSUB / Brooke (2004)
White-bellied storm petrel Fregetta grallaria segethi / NRSUB / Brooke (2004)
Titan’s white-bellied storm petrel Fregetta grallaria titan / NRSUB / Brooke (2004), Howell (2014)
Polynesian storm petrel Nesofregetta fuliginosa / EN / Brooke (2004)
Hornby's storm petrel Oceanodroma hornbyi / DD / Brooke (2004)
MacGillivray's prion Pachyptila salvini macgillivrayi / NRSUB / Brooke (2004)
Fulmar prion Pachyptila crassirostris crassirostris / NRSUB / Brooke (2004),
Chatham fulmar prion Pachyptila crassirostris pyramidalis / NRSUB / Brooke (2004)
Lesser fulmar prion Pachyptila crassirostris flemingi / NRSUB / Tennyson and Bartle
(2005)
Townsend's shearwater Puffinus auricularis / CR / Martinez-Gomez and Jacobsen (2004)
Boyd's shearwater Puffinus lherminieri boydi / NRSUB / Austin et al. (2004)
Barolo shearwater Puffinus baroli / NRSUB / Austin et al. (2004)
Rapa shearwater Puffinus newellimyrtae / NRSUB / Austin et al. (2004)
Tropical Shearwater Puffinus bailloni bailloni / NRSUB / Austin et al. (2004)
Persian shearwater Puffinus persicus temptator / NRSUB / Austin et al. (2004)
Heinroth’s Shearwater Puffinus heinrothi / VU / Brooke (2004)
Bannerman’s Shearwater Puffinus bannermani / NRSUB / Austin et al. (2004)
Bryan's shearwater Puffinus bryani / Not ranked / Pyle et al. (2011), Kawakami et al. (2012)
Galapagos shearwater Puffinus subalaris / LC / Austin et al. (2004)
Fiji Petrel Pseudobulweriamacgillivrayi / CR / Priddel et al. (2008)
Beck's Petrel Pseudobulweriabecki / CR / Bird (2012)
Mascarene petrel Pseudobulweriaaterrima / CR / Le Corre et al. (2003)
Barau's petrel Pterodroma baraui / EN / Pinet et al. (2009)
Kermadec petrel Pterodroma neglecta juana / NRSUB / Brooke (2004)
Black-capped petrel Pterodroma hasitata / EN / Manly et al. (2013),
Simons et al. (2013)
Jamaican Petrel Pterodroma caribbaea / CR / EX / Douglas (2000)
Vanuatu petrel Pterodroma occulta / NRSUB / Totterman (2009)
Collared petrel Pterodroma brevipes / VU / Brooke (2004)

Supplementary Images

Plate 1: New Zealand Storm Petrel feeding, Hauraki Gulf, New Zealand ©Arno Gasteiger

Plate 2: At-sea catching technique showing compressed air-powered net gun. Projectiles in orange barrels fire outwards to unfurl net. Orange buoy supports chum bag containing salmon berley © Stefanie Ismar

Plate 3: Radio transmitter attachment to tail of New Zealand Storm Petrel caught at sea. The transmitter is attached using waterproof tape and superglue to three central retrices © Arno Gasteiger.

Plate 4: Matt Rayner downloading data from automated radio telemetry station situated on The Queen, a 150 m headland on Hauturu. Solar panel featured foreground with two directional yagi antennae on pole. Automated receiver/datalogger in black case just visible under solar panel ©Neil Fitzgerald

Plate 5: Adult New Zealand Storm Petrel captured using remote trail camera returning to burrow on Hauturu © Chris Gaskin/Neil Fitzgerald

Plate 6: New Zealand Storm Petrel breeding habitat in steep valley with dense subtropical rainforest, on Hauturu © Matt Rayner

Plate 7: April 18 2013 the first New Zealand Storm Petrel chick ever photographed is extracted from burrow one at approximately one week old. © Leigh Joyce

Plate 8: New Zealand Storm Petrel chick captured on remote trail camera exercising prior to fledging in early July 2013. © Chris Gaskin/Neil Fitzgerald