Long-tailed Jaeger 长尾贼鸥

Order : Charadriiformes 鸻形目

Family : Stercorariidae 贼鸥科
Genus : Stercorarius 贼鸥属

Binomial name : Stercorarius longicaudus

Long-tailed Jaeger
长尾贼鸥

Size: 48~53cm (tail-streamers of up to 22cm), ws105~117cm

Habitat: Open seas.

Behaviour: Often chases terns and gulls in acrobatic flight.

Status: Migrant

Alternate name: Long-tailed Skua
lifer: May2023 . Tanjung Dawai Offshore @ Kedah

  

Long-tailed Jaeger (dark morph . juv.?)

lifer 20230430 2.17pm Tanjung Dawai Offshore @ Kedah

Long-tailed Jaeger (pale morph . adult)

20230507 11.47am Tanjung Dawai Offshore @ Kedah

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Long-tailed Jaeger (2cy)

20240510 11:11am . Tanjung Dawai Offshore @ Kedah

Parasitic Jaeger 短尾贼鸥

Order : Charadriiformes 鸻形目

Family : Stercorariidae 贼鸥科
Genus : Stercorarius 贼鸥属

Binomial name : Stercorarius parasiticus

Parasitic Jaeger
短尾贼鸥

Size: 41~46cm, ws110~125cm

Habitat: Open seas, sometimes close inshore

Behaviour: Often chases terns and gulls in acrobatic flight.

Status: Vagrant

Alternate name: Arctic Skua, Arctic Jaeger
lifer: May2023 . Tanjung Dawai Offshore @ Kedah

Parasitic Jaeger (light morph . juv.)

lifer 20230430 12.47pm . Tanjung Dawai Offshore @ Kedah

Parasitic Jaeger (adult)

lifer 20230430 1.13pm . Tanjung Dawai Offshore @ Kedah

Parasitic Jaeger (2nd winter pale morph)

lifer 20230430 1.33pm . Tanjung Dawai Offshore @ Kedah

* ID checked Graig Robson field guide page114

Parasitic Jaeger (adult)

lifer 20230430 2.20pm . Tanjung Dawai Offshore @ Kedah

Parasitic Jaeger (adult)

20230507 1pm . Tanjung Dawai Offshore @ Kedah

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Parasitic Jaeger (2cy)

20240510 11:47am . Tanjung Dawai Offshore @ Kedah