Checklist S119917126

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Owner Bill Lee

Effort

Protocol:  Traveling
  • Observers:  1
  • Distance:  1.25 mi

Checklist Comments

Mostly sunny, light winds, and temperature 64 F. Ideal shorebird attracting conditions continue upon the expansive and diverse mudflats, resulting in impressive shorebird numbers today along with an excellent amount of waterfowl stacked in two relatively small pools of water. There weren't many ducks or shorebirds using the channel that cuts through the flats. Note that one of the waterfowl pools is formed at the back end of the channel a good ways out. With all of the emergent vegetation and distance, slow and meticulous scoping yielded outstanding results. Trying to document some of the unusual inland shorebirds was torture. Going from the scope and then trying to refind the birds in the tiny viewfinder of the camera a hundred times over amongst all of the vegetation and at a great distance was very challenging. For every hundred photos taken perhaps 10 were of potential documentation use. I took about 850 photos, thank goodness for digital photography! This was day 4 of 6 consecutive days of scoping these mudflats.

Observations

  1. Number observed:  38
  2. Number observed:  3
  3. Number observed:  18
  4. Number observed:  28

    Details

    Exact count.

  5. Number observed:  53
  6. Number observed:  14
  7. Number observed:  18
  8. Number observed:  3
  9. Number observed:  4

    Details

    All in basic plumage. One individual would work some of the flats and then wander back towards the taller, denser, distant back edge. The other 3 foraging birds poked out from a distant far edge and were seen and unseen for about 15 minutes. Photos and video obtained of all birds. Over several hours the solo BBPL came into close contact with the juvenile AGPL twice and shoed off the AGPL both times. The solo BBPL revealed its dark axillarys several times.

  10. Number observed:  1

    Details

    A juvenile bird that would just disappear into the vegetation. Seen 2 times very close to the solo BBPL, allowing for great comparison with the aid of a spotting scope. Noticeably slightly smaller than the BBPL, with a smaller bill, and bold supercilliums. The bird presented pale axillarys when showed off by the BBPL. Photos and video obtained.

  11. Number observed:  19
  12. Number observed:  138

    Details

    Incredible numbers, they were thickly scattered all about the mudflats. Carefully counted.

  13. Number observed:  3

    Details

    One seen foraging at times close to a LBDO, offering good comparison. The other 2 were together on the other side of the channel. The SBDOs were slimmer, slightly smaller birds, not extra heavy chested, and no large back bulge when foraging. These birds were flushed several times by the Cooper's Hawk and on one flight passI heard a distinct repeated "tu-tu-tu" that was less piercing and emphatic than that of the Lesser Yellow-legs. Some lower quality photos and video obtained.

  14. Number observed:  1

    Details

    Clearly bulkier than the close by single SBDO, showing a heavy chest and baseball in the back hump. The LBDO also was slightly taller. I had the good fortune of a Cooper's Hawk putting up more than 100 shorebirds multiple times and on 2 ocaisions I heard the LBDO give its repeated "keek" call when making passes a couple hundred feet away. There is a huge amount of bill length overlap between the two dowitcher species, so bill length is not a reliable field mark. Females tend to be longer billed than males. Some lower quality photos and video obtained.

  15. Number observed:  2
  16. Number observed:  2
  17. Number observed:  1
  18. Number observed:  5
  19. Number observed:  1
  20. Number observed:  2

    Details

    Photos. Both foraging together, not too far out.

  21. Number observed:  4
  22. Number observed:  5

    Details

    Photos of 4.

  23. Number observed:  33

    Details

    Carefully counted.

  24. Number observed:  4
  25. Number observed:  2
  26. Number observed:  1
  27. Number observed:  3
  28. Number observed:  1
  29. Number observed:  1
  30. Number observed:  1
  31. Number observed:  3
  32. Number observed:  1
  33. Number observed:  1
  34. Number observed:  6
  35. Number observed:  5
  36. Number observed:  3
  37. Number observed:  1
  38. Number observed:  2
  39. Number observed:  7
  40. Number observed:  1
  41. Number observed:  2
  42. Number observed:  4
  43. Number observed:  2
  44. Number observed:  3
  45. Number observed:  1