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Life Sciences

Theses and Dissertations

Theses/Dissertations

1972

Zoology

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Nesting Of The White-Faced Ibis (Plegadis Chihi) Of Utah Lake, Kenichi David Kaneko Apr 1972

Nesting Of The White-Faced Ibis (Plegadis Chihi) Of Utah Lake, Kenichi David Kaneko

Theses and Dissertations

Information on the nesting of the White-faced Ibis (Plegadis chihi) in Utah County is presented for the first time. Nests built in hardstem bulrush (Sciprus acutus) settled from an average height of 120.8cm on June 9 to 93.6cm on June 27, 1971. Nest spacing ranged from 2m to 9m, averaging 4.6m. Invertebrates of the class Arachnida and the insect orders Coleoptera, Homoptera, Lepidoptera, and Thysanoptera were collected in a Berlese funnel. Average clutch size was 3.17. Egg length and width averaged 51.40mm X 36.75mm. Average volume was 36.93cc. In 21 study nests, 45.8 percent of the eggs hatched, beginning on …