English and Scientific names:

Black-whiskered Vireo, Vireo altiloquus

Number of individuals: 

One adult

Locality: LOUISIANA: 


Specific Locality:

Sabine Marsh Walkway, SE corner in mulberry trees adjacent to rest rooms.

Date(s) when observed:

5 May 2009

Time(s) of day when observed:  

Approximately 1:45 PM CDST

Reporting observer and address:

Jay V. Huner
Boyce, LA 71409

Other observers accompanying reporter who also identified the bird(s):


Other observers who independently identified the bird(s)



Light conditions (position of bird in relation to shade and to direction and amount of light):

Reasonably good - sun over head - bird in light shade.

Optical equipment: 

10 x 40 Zeiss binoculars

Distance to bird(s): 

20 feet

Duration of observation:

About 30-45 seconds


Mulberry wind break.

Behavior of bird: 

Bird popped into view on low branches coming from left to right in the center of one bush/tree. It was in clear view. It was presumbably feeding in the mulberry.


Similar to red-eye type vireo in size and appearance BUT had very distinct black whiskers below bill.



Similar species:

Red-eyed Vireo and Yellow-green Vireo - the black "whiskers" were diagnostic.

Photographs or tape recordings obtained?


Previous experience with this species: 

This is fourth individual I have now seen in Louisiana. I saw numerous birds in the northern Florida Keys near Homestead in April 08.

Identification aids:

National Geographic Field Guide. Sibley's Field Guide.

This description is written from: 


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




Jay V. Huner

Date and time: 

6 May 2009, 11:55 AM