VU
Ainley’s Storm Petrel
Hydrobates cheimomnestes
Family
Hydrobatidae
Northern Storm Petrels
VU 
EN
Ashy Storm Petrel
Hydrobates homochroa
LC
Band-rumped Storm Petrel
Hydrobates castro
LC
Black Storm Petrel
Hydrobates melania
LC
Cape Verde Storm Petrel
Hydrobates jabejabe
Endemic to Cape Verde
LC
European Storm Petrel
Hydrobates pelagicus
LC
Fork-tailed Storm Petrel
Hydrobates furcatus
VU
Leach’s Storm Petrel
Hydrobates leucorhous
LC
Least Storm Petrel
Hydrobates microsoma
NT
Markham’s Storm Petrel
Hydrobates markhami
VU
Matsudaira’s Storm Petrel
Hydrobates matsudairae
VU
Monteiro’s Storm Petrel
Hydrobates monteiroi
Endemic to Portugal
NT
Ringed Storm Petrel
Hydrobates hornbyi
NT
Swinhoe’s Storm Petrel
Hydrobates monorhis
EN
Townsend’s Storm Petrel
Hydrobates socorroensis
Endemic to Mexico
LC
Tristram’s Storm Petrel
Hydrobates tristrami
LC
Wedge-rumped Storm Petrel
Hydrobates tethys