Waterfowl utilization of two coastal marshes at Cape Jourimain, New Brunswick / Andrew Ronald Gordon MacInnis
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TextSeries: Thesis. (M.Sc.)Publication details: Wolfville, NB : Acadia University, 1979.Description: xvii, 161 leaves : ill., maps ; 28 cmOnline resources: Abstract: In 1966, during initial construction of the since aborted Prince Edward Island - New Brunswick Causeway, a portion of the salt marshes at Cape Jourimain, N.B., was impounded. Waterfowl utilization of this newly created brackish marsh and the adjacent tidal salt marsh was investigated from spring to fall, 1972 and 1973. Vegetation, aquatic invertebrates and water quality were described to provide basic habitat information. Black ducks Anas rubripes Brewster, American green-winged Anas crecca carolinensis (A.O.U. 1973) and blue-winged teal Anas discors L. were the most numerous species. Generally, fledged waterfowl were present in greater densities on the impounded marshes while the proportion of ducks feeding was higher on the salt marshes. In fall,waterfowl on the impoundments foraged little during the day. In the evening they moved to the tidal habitat and returned to the brackish areas during the early morning. The same diel movement pattern was exhibited by ducks from a nearby fre
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Thesis(M.Sc.)--Acadia University, 1979.
"April 1979."
Includes bibliographical references (leaves 61-65).
In 1966, during initial construction of the since aborted Prince Edward Island - New Brunswick Causeway, a portion of the salt marshes at Cape Jourimain, N.B., was impounded. Waterfowl utilization of this newly created brackish marsh and the adjacent tidal salt marsh was investigated from spring to fall, 1972 and 1973. Vegetation, aquatic invertebrates and water quality were described to provide basic habitat information. Black ducks Anas rubripes Brewster, American green-winged Anas crecca carolinensis (A.O.U. 1973) and blue-winged teal Anas discors L. were the most numerous species. Generally, fledged waterfowl were present in greater densities on the impounded marshes while the proportion of ducks feeding was higher on the salt marshes. In fall,waterfowl on the impoundments foraged little during the day. In the evening they moved to the tidal habitat and returned to the brackish areas during the early morning. The same diel movement pattern was exhibited by ducks from a nearby fre