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Friday 
April 23, 
1954.

Nothing. All 3 species (argentatus, delawarensis, and pipixcan) common in flights around neighborhood. None landing

Saturday 
April 24

Watching lake front

Many Ring-bills and some Herrings migrating westerly.  Mostly feeding. Some aerial long-calling. In the case of the Ring-bills, also some ground aggressiveness (on the ice) and pairing.

Ring-bill Trumpeting call.
Initial phase as usual.
Second phase straight down.

[[image]]

Third phase. Series of notes forced out, in Oblique. At first the Oblique tends to be steady, then a head-toss develops with each note. Get more extreme.

[[image]] Regular O 

[[image]] Head toss

Then, for last note, (almost muffled), the tosses given while the neck relaxes
[[Image]] Looks much more like FB


Transcription Notes:
[[Image: drawing of calling Ring-billed Gull with head down]] [[Image: drawing of Ring-billed Gull with head up]] [[Image: drawing of Ring-billed Gull tossing head]] [[Image: drawing of Ring-billed Gull tossing head]]