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Checklist S49514482

 
Location
Muskegon Wastewater System, Muskegon County, Michigan, US ( Map ) ( Hotspot )
Date and Effort
Thu Oct 25, 2018 9:30 AM
Protocol:
Traveling
Party Size:
2
Duration:
7 hour(s), 20 minute(s)
Distance:
13.1 mile(s)
Observers:
Very Oldsquawk
Comments:
With Alan Ryff in valiant effort to find red phalarope that apparently has flown the coop! List demonstrates the use of this site for surface feeders who filter organisms from water.
Species
33 species total
49
3000

Observed large groups of shovelers converging in a moving circle, swimming cheek to cheek in same direction, to create a large vortex of water which they constantly skimmed with their bills.

ML120999251

© Very Oldsquawk

Average Quality

Video would have been best to show the clockwise circular motion. . .

ML120999511

© Very Oldsquawk

Average Quality

Close-up showing that crowd behavior can be positive and effective!

8
103
2
1
233
6
13
45
370
5
11
1

Sadly, injured wing

ML120911861

© Very Oldsquawk

ML120912021

© Very Oldsquawk

7
107
2

Presumably the same two birds that have since been reported by other observers. Photos

1
1
4

Exact count

75
1

Continuing bird

ML120911201

© Very Oldsquawk

Average Quality
ML120911341

© Very Oldsquawk

Average Quality
ML120911361

© Very Oldsquawk

Average Quality
ML120911381

© Very Oldsquawk

Average Quality
ML120911411

© Very Oldsquawk

Average Quality
96
1000
1

Perched on rocks with many herring gulls; overall frosty pale coloration conspicuous compared to the darker brown tones of the first year herring gulls; primaries slightly darker than overall color but prominently edged in stark white; dark bill more delicate than herring; more rounded head. In flight(to ridge of dump), pale gray brown tail contrasted with lighter dorsum; secondaries same color as tail, forming a secondary bar; white terminal bands and blotches formed scrimshaw pattern on scapulars, wing coverts and greater coverts ; tertials paler than primaries with darker sub-terminal bars with white feather edging.

ML120914001

© Very Oldsquawk

Average Quality

Frosty, pale coloration with white-edged scrimshaw patterning

Age:
Juvenile
Sex:
Sex Unknown
ML120914051

© Very Oldsquawk

Average Quality

Retrices show the uniform color of the thayeri tail pattern and lack the extensive narrow barring of kumlieni.

Age:
Juvenile
Sex:
Sex Unknown
1
1
1
1
1
290
25
ML120921911

© Very Oldsquawk

Average Quality
ML120921951

© Very Oldsquawk

Average Quality
189
 

Are you submitting a complete checklist of the birds you were able to identify?

Yes