The endohelminth fauna of nestlings from a great blue heron (Ardea herodias) population during development from Port Lavaca, Texas /

(r=.748), and the data shows a parabolic increase in

Bibliographic Details
Main Author: Ross, Lisa Maureen, 1970-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(r=.748), and the data shows a parabolic increase in
3-4 weeks old, 5-6 weeks old, and 7 weeks and older. Five
37467) and comprised a majority of the parasites recovered.
A study of great blue heron nestlings was undertaken in order
area of the intestine relative to the three other areas of
birds as they mature from hatching to fledging. Fourteen
birds were collected from Port Lavaca, Texas during the
different species of endohelminths were recovered from the
direct result of the high mercury levels in Port Lavaca Bay.
diversity did not change significantly, and the diversity of
due to inconsistencies in the literature about the taxonomy
endohelminth populations. The lack of diversity may be a
increased as the age of the nestlings increased. Phagicola
nestlings: Phagicola sp., Stephanoprora sp., Contracaecum
of overall parasites as well as the number of Phagicola
of Phagicola and the weight of the birds was significant
of Phagicola. Analysis of variance of the number of
parasites in the different age groups of nestlings revealed
parasites was low in comparison to other studies of bird
Phagicola as the weight of the nestling increased. Parasite
sp., a cestode, and an acanthocephalan. Phagicola sp.
specimens were found in extremely high numbers (range= 0
specimens were proven statistically to be more common in one
spring of 1994. Their age was determined, and the nestlings
that there were statistical differences (p=.045). The number
the intestine examined. The correlation between the number
The species of Phagicola recovered was difficult to determine
to understand trends in the endohelminth fauna of nestling
were separated into four different age groups: 1-2 weeks old,
Item Description:"Major subject: Zoology".
Vita.
Physical Description:x, 49 leaves : illustrations, maps ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.