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Nesting of Spatula Clypeata

Authors

W. Otto Emerson

Online Full Text

Nesting of Spatyla clypeata.

WHILE collecting some specimens of the Salt Marsh Song Sparrow (Melospiza melodia pusilldaa) on the salt marsh April 25, 1901, I noticed on starting out from the edge of the marsh a pair of ducks which were flying toward the waters of the bay.

After working over the marsh for several hours I started back and when half way across I again saw a pair of ducks headed inland, but thought nothing of it until a single duck started up ten feet from me and 300 yards from the mainland.

On going to the spot there lay a nest in open sight on the bare ground among the salt-weed. It was not over four inches off the ground and contained fourteen eggs. The nest was composed of dry stems of the salt-weed, lined with down and a few feathers from the parent bird, and measured fourteen inches across the top with a depth of five inches.

The eggs were of a dull grayish-green or olive color, about two-thirds incubated and lay well embedded in the down of the nest. If the female had not flushed I should not have found the nest.

On March 28, 1886 I took a set of this same species, placed on the sand under a low bush, 150 yards back from the bay shore. The nest was constructed in a very similar manner to the one above described. In this case I got my head within three feet of the close-setting female before she flew, the male joining her before reaching the bay. The Shoveller is becoming more common on the salt marshes from year.to,year.

W. OTTO EMERSON.Hayz0ards, Cal.

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