LOUISIANA BIRD RECORDS COMMITTEE

REPORT FORM

 

1. English and Scientific names: Townsend’s Warbler (Setophaga townsendi)

2. Number of individuals, sexes, ages, general plumage (e.g., 2 in alternate plumage):

http://www.losbird.org/lbrc/dot_clear.gif1 male. Although we thought it to be an adult male in the aftermath of the sighting, I suspect that it could be a SY male upon review of the photographs (based mostly on weak back spotting and some green mottling in the crown). That said, I can’t be sure (the median coverts may suggest an older male, but aren’t fully visible) and so will leave it as “age unknown.” 

3.  Parish: Jefferson Parish 

     Specific Locality: Lafitte Woods Preserve--Landry-LeBlanc Tract, Grand Isle

 

4. Date(s) when observed: 15 May 2014

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5. Time(s) of day when observed: 8:45 AM and then again about an hour later (9:45 AM)

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6. Reporting observer and address: Cameron Rutt, Baton Rouge, LA 70806

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7. Other observers accompanying reporter who also identified the bird(s): Found and identified by Glenn Seeholzer, before being seen by myself, Matt Brady, Mike Harvey, and John Mittermeier

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8. Other observers who independently identified the bird(s): Although other birders were in the area later that day and the next, we are not aware of any additional sightings of this species.

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9. Light conditions (position of bird in relation to shade and to direction and amount of light): Excellent. Both times the bird was observed with the sun to our backs, facilitating good views of the bird in proper lighting conditions. It was cool (low 60s), with a light breeze, and mostly sunny.

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10. Optical equipment (type, power, condition): Swarovski EL 8.5x42 binoculars

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11. Distance to bird(s): As close as 15-20 feet.

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12. Duration of observation: Less than one minute in total.

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13. Habitat: We observed the bird both times in the western edge of the forest, near the entrance from Nacari Lane. This area is comprised of a rich, mature coastal chenier forest. Although this specific stretch of forest was wet and flooded in previous visits, it was dry at the time of observation, providing a more open forest setting with sparser tall vegetation.

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14. Behavior of bird / circumstances of observation (flying, feeding, resting; include and stress habits used in identification; relate events surrounding observation): During both of our brief observations, the bird was loosely associating with a quickly moving flock of roving Neotropical migrants that was comprised almost exclusively of Red-eyed Vireos, although a few American Redstarts were also present. The bird appeared to be actively foraging.

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15. Description (include only what was actually seen, not what "should" have been seen; include if possible: total length/relative size compared to other familiar species; body bulk, shape, proportions; bill, eye, leg, and plumage characteristics. Stress features that separate it from similar species, or for species that are known to hybridize frequently, stress features that help eliminate possible hybrids):

 

Rather than simply describing the details of the bird from the photos, I’ll let the images speak for themselves.

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16. Voice: Not heard vocalizing.

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17. Similar species (include how they were eliminated by your observation): Black-throated Green Warbler, Hermit Warbler, and Townsend’s x Hermit Warbler can all be eliminated by the combination of the following characteristics: strong, solid, contrasting black auriculars that set off a yellow lower eye-arc; black crown; green back; yellow breast continuing below the lower border of the black throat; and heavy blackish flank streaking.  

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18. Photographs or tape recordings obtained? (by whom? attached?): Yes, attached. Both photos were taken by John Mittermeier.

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19. Previous experience with this species: I’ve seen numerous Townsend’s Warblers throughout the West (as far east as west Texas) – including in the hand on the Farallones – but this was my first one in the East.

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20. Identification aids: (list books, illustrations, other birders, etc. used in identification):

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a. at time of observation: None

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b. after observation: Dunn and Garrett (Peterson Field Guide to Warblers) and Pyle (for ageing)

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21. This description is written from:

 

notes made during the observation.

Are notes attached?

 

 

notes made after the observation.

At what date?     

 

X

Memory

 

 

X

study of images

 

 

22. Are you positive of your identification?  If not, explain: Yes

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23. Date: 17 June 2014

      Time: 2:30 PM

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