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Supplemental feeding influences reproductive success of the Hawaiian goose (Branta sandvicensis) at Haleakala National Park, Maui, Hawai'i

Creator:

Tamayose, Joy

Abstract:

Low reproductive success has been typical of high elevation populations of the Hawaiian goose (Branta sandvicensis) or nēnē. Researchers identified predation and inadequate nutrition as limiting factors. Reproductive success remained low in most years despite on-going predator control programs. I used a supplemental feeding program over two breeding seasons in...

Resource Type:

Masters Thesis

Full Text:

, Dr. Bruce Dugger for filling in the oft- vacated third spot on my committee, Dr. Doug Warrick for
Ecology of mallard ducklings on Lower Klamath National Wildlife Refuge, California

Creator:

Mauser, David M.

Abstract:

The ecology of female mallards (Anas platyrhynchos) and their broods was studied during 1988-90 on Lower Klamath National Wildlife Refuge, California. Survival of 127 radio-marked ducklings from 64 broods was 0.18 to 10 days of life, and 0.37 and 0.34 to fledging for 1988, 1989, and 1990, respectively. For the...

Resource Type:

Dissertation

Full Text:

. Gilmer, W. Bruce Shepard, and Jerry D. Hendricks. Hiram W. Li directed the research review and Bruce E