Feeding habits of vertebrates in Mallard Creek / by Charlie F. Heath, Jr.

Author/creator Heath, Charlie F. author.
Other author Boyette, Joseph G., degree supervisor.
Other author East Carolina University. Department of Biology.
Format Theses and dissertations
Production1971.
Description51 leaves : illustrations ; 29 cm
Supplemental ContentAccess via ScholarShip
Subjects

Summary Samples were taken from Mallard Creek during the summer of 1969 and returned to the laboratory for stomach analyses. Specimens were weighed, measured, sexed and some were temporarily processed by freezing when time did not permit immediate stomach analyses. Although several collecting methods were used, rotenone accounted for the largest sample of fishes. Turtles were taken on set-hooks. Seventeen species of vertebrates were collected. Nine species were collected in numbers of nine or more. Data collected from stomach analyses Indicated that no species was entirely herbivorous, but golden shiners, brown bullheads and snapping turtles relied heavily on plant material. These animals served primarily as first level consumers in the Mallard Creek system. Pumpkinseed, yellow perch, white perch and american eel ate some plant material but fed primarily on Invertebrates. In pumpkinseed, all plant material was found in the larger fish. Yellow perch consumed a variety of foods but fish was the major food in the largest perch (230-277 mm). White perch fed primarily on fish but took invertebrates also. The american eel fed primarily on invertebrates, most of which were insects. The pumpkinseed, yellow perch, white perch, and american eel occupied significant positions as second and higher level consumers in the Mallard Creek system. The bluespotted sunfish served as a secondary consumer and fed exclusively on invertebrates; while the adult chain pickerel served as a top level consumer, feeding exclusively on fish.
General noteSubmitted to the faculty of the Department of Biology.
General noteAdvisor: Joseph G. Boyette
Dissertation noteM.A. East Carolina University 1971
Bibliography noteIncludes bibliographical references (leaf 44).
Genre/formdissertations.
Genre/formAcademic theses.
Genre/formAcademic theses.
Genre/formThèses et écrits académiques.

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