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  1. kaliforniasvartbak Larus occidentalis
    ML473580 Rapporter
    kaliforniasvartbak - ML473580
    vurdering 5
    6 vurderinger
    San Diego, California, United States
    Kommentarer Different individuals than the one recorded in ML 473578. Includes long calls gi…
    Lyder Lokkelyd
  2. kaliforniasvartbak Larus occidentalis
    ML482664 Rapporter
    kaliforniasvartbak - ML482664
    vurdering 5
    5 vurderinger
    Monterey, California, United States
    Kommentarer Other Behaviors: Stand, Stretch.
    Age and sex Adult, Unknown sex - 1
  3. kaliforniasvartbak Larus occidentalis
    ML201784111 eBird checklist S65140420 Rapporter
    kaliforniasvartbak - ML201784111
    vurdering 5
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer An adult shown on the beach eating a crab. Elevation: 2 m. Date added to IBC: Ju…
    Oppførsel Foraging or eating
  4. kaliforniasvartbak Larus occidentalis
    ML201781581 eBird checklist S65140294 Rapporter
    kaliforniasvartbak - ML201781581
    vurdering 5
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A juvenile fresh off the Channel Islands breeding grounds foraging in the surf f…
    Oppførsel Foraging or eating
  5. kaliforniasvartbak Larus occidentalis
    ML201752261 eBird checklist S65140731 Rapporter
    kaliforniasvartbak - ML201752261
    vurdering 5
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A lateral view of an adult standing on a mound of washed up dead seaweed and gra…
  6. kaliforniasvartbak Larus occidentalis
    ML201752251 eBird checklist S65140731 Rapporter
    kaliforniasvartbak - ML201752251
    vurdering 5
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A lateral close view of a juvenile and then a view of the juvenile climbing on t…
  7. kaliforniasvartbak Larus occidentalis
    ML201752151 eBird checklist S65140729 Rapporter
    kaliforniasvartbak - ML201752151
    vurdering 5
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A lateral view of a fresh juvenile begging for food from an adult close by. Elev…
    Age and sex Adult, Unknown sex - 1; Juvenile, Unknown sex - 1
  8. kaliforniasvartbak Larus occidentalis
    ML201476991 eBird checklist S64823491 Rapporter
    kaliforniasvartbak - ML201476991
    vurdering 4
    6 vurderinger
    Grays Harbor, Washington, United States
    Kommentarer Slow motion views of an adult flying. Elevation: 0 m. Date added to IBC: October…
    Oppførsel I flukt
  9. kaliforniasvartbak Larus occidentalis
    ML201476971 eBird checklist S64823523 Rapporter
    kaliforniasvartbak - ML201476971
    vurdering 4
    6 vurderinger
    Grays Harbor, Washington, United States
    Kommentarer Slow motion views of several adults feeding on discarded fish. Elevation: 0 m. D…
  10. kaliforniasvartbak Larus occidentalis
    ML401841 Rapporter
    kaliforniasvartbak - ML401841
    vurdering 4
    5 vurderinger
    Timothy Barksdale
    Grays Harbor, Washington, United States
    Kommentarer perch on rock. [SUBJECT Western Gull] ISCI:TB1_OSD064_045. Other Behaviors: Perc…
    Age and sex Adult, Unknown sex - 1
  11. kaliforniasvartbak Larus occidentalis
    ML528367511 eBird checklist S118392270 Rapporter
    kaliforniasvartbak - ML528367511
    vurdering 5
    3 vurderinger
    Santa Barbara, California, United States
  12. kaliforniasvartbak Larus occidentalis
    ML478111341 eBird checklist S117520238 Rapporter
    kaliforniasvartbak - ML478111341
    vurdering 5
    3 vurderinger
    San Francisco, California, United States
  13. kaliforniasvartbak Larus occidentalis
    ML474838 eBird checklist S17373643 Rapporter
    kaliforniasvartbak - ML474838
    vurdering 4
    5 vurderinger
    Ensenada, Baja California, Mexico
    Kommentarer Other Behaviors: Stand.
    Lyder Lokkelyd
  14. kaliforniasvartbak Larus occidentalis
    ML201803211 eBird checklist S65137769 Rapporter
    kaliforniasvartbak - ML201803211
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer A third calendar year immature in early second summer plumage, standing on a bea…
  15. kaliforniasvartbak Larus occidentalis
    ML201803201 eBird checklist S65137769 Rapporter
    kaliforniasvartbak - ML201803201
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer A second calendar year immature in mainly second winter plumage. Despite the loc…
  16. kaliforniasvartbak Larus occidentalis
    ML201803191 eBird checklist S65137769 Rapporter
    kaliforniasvartbak - ML201803191
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer A second calendar year immature in first summer plumage - walking, wing-stretchi…
  17. kaliforniasvartbak Larus occidentalis
    ML201803181 eBird checklist S65137769 Rapporter
    kaliforniasvartbak - ML201803181
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer A third calendar year immature in second summer plumage. Despite the location, t…
  18. kaliforniasvartbak Larus occidentalis
    ML201791851 eBird checklist S65139842 Rapporter
    kaliforniasvartbak - ML201791851
    vurdering 4
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A 2nd winter individual preening. Elevation: 0 m. Date added to IBC: October 29,…
  19. kaliforniasvartbak Larus occidentalis
    ML201791841 eBird checklist S65139842 Rapporter
    kaliforniasvartbak - ML201791841
    vurdering 4
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A juvenile that has molted into fresh 1st winter plumage. Elevation: 0 m. Date a…
  20. kaliforniasvartbak Larus occidentalis
    ML201768761 eBird checklist S65238911 Rapporter
    kaliforniasvartbak - ML201768761
    vurdering 4
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer An adult flys in and joins other adults at a late afternoon roost. Elevation: 24…
    Oppførsel I flukt
  21. kaliforniasvartbak Larus occidentalis
    ML201757731 eBird checklist S65140855 Rapporter
    kaliforniasvartbak - ML201757731
    vurdering 4
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A 2nd winter plumage individual looking for food in the surf back wash. Elevatio…
    Oppførsel Foraging or eating
  22. kaliforniasvartbak Larus occidentalis
    ML201754861 eBird checklist S65140743 Rapporter
    kaliforniasvartbak - ML201754861
    vurdering 4
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A juvenile flying into the estuary and landing on the water. Shot in 40% slow mo…
    Oppførsel I flukt
  23. kaliforniasvartbak Larus occidentalis
    ML201752271 eBird checklist S65140731 Rapporter
    kaliforniasvartbak - ML201752271
    vurdering 4
    4 vurderinger
    Don DesJardin
    Ventura, California, United States
    Kommentarer A 2nd cycle individual foraging on kelp flies being washed off the beach by the …
    Oppførsel Foraging or eating
  24. kaliforniasvartbak Larus occidentalis
    ML201663001 eBird checklist S65129902 Rapporter
    kaliforniasvartbak - ML201663001
    vurdering 4
    4 vurderinger
    Curt Kessler
    Alameda, California, United States
    Kommentarer A bird in breeding plumage standing. Elevation: 3 m. Date added to IBC: June 22,…
  25. kaliforniasvartbak Larus occidentalis
    ML201465311 eBird checklist S64823397 Rapporter
    kaliforniasvartbak - ML201465311
    vurdering 4
    4 vurderinger
    Monterey, California, United States
    Kommentarer A juvenile swimming. Elevation: 5 m. Date added to IBC: October 7, 2018.
    Age and sex Juvenile, Unknown sex - 1
  26. kaliforniasvartbak Larus occidentalis
    ML201450131 eBird checklist S64821982 Rapporter
    kaliforniasvartbak - ML201450131
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer An adult preening on a post, over the water. Elevation: 0 m. Date added to IBC: …
  27. kaliforniasvartbak Larus occidentalis
    ML201450121 eBird checklist S64821982 Rapporter
    kaliforniasvartbak - ML201450121
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer A close-up of an adult on the waterfront. Elevation: 0 m. Date added to IBC: Jun…
  28. kaliforniasvartbak Larus occidentalis
    ML201450111 eBird checklist S64821982 Rapporter
    kaliforniasvartbak - ML201450111
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer An adult perched near the sea, looking around and flying away. Elevation: 0 m. D…
    Oppførsel I flukt
  29. kaliforniasvartbak Larus occidentalis
    ML201450101 eBird checklist S64821982 Rapporter
    kaliforniasvartbak - ML201450101
    vurdering 4
    4 vurderinger
    San Diego, California, United States
    Kommentarer An immature bird looking for mussels, on the wet harbor pillars. Elevation: 0 m.…
  30. kaliforniasvartbak Larus occidentalis
    ML454395 Rapporter
    kaliforniasvartbak - ML454395
    vurdering 4
    4 vurderinger
    Timothy Barksdale
    Marin, California, United States
    Kommentarer Eat crab, Call. [SUBJECT Western Gull] ISCI:TB1_OSD067_033.
    Age and sex Adult, Unknown sex - 2
    Oppførsel Carrying food; Foraging or eating