Pathological and parasitological investigations of eels ( Anguilla Anguilla ) naturally infested with Anguillicola Crassus and Pseudergasilus Zacconi in Egypt : [electronic resource]
Language: English Description: p.277-289Uniform titles:- Veterinary medical journal, 2001 v.49 (2) [electronic resource].
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Articles
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Main | ART VMJ V49 No2 8 (Browse shelf(Opens below)) | Available |
Includes references.
For the First time in Egypt Anguillicola crassus
and Pseudergasilus zacconi were recognized and
identified from Anguilla anguilla. The naturally
diseased fish showed skin hemorrhages, low body
gain and occasionally abdominal swelling.
In anguillicolosis, the infected swim bladders
showed great thickening of their wall and multiple
areas of hemorrhages together with the presence
of round worms floating in chocolate like
material within their luminae. The prevalence of
infection was 30 % and the intensity of parasite
ranged from 1- 15 worms per fish. Histopathologically
, cross sections of adult worms and numerous
ensheathed larvae were present inside the
lumen of the examined swim bladders. Severe
congestion , submucosal hemorrhages and mon-
onuclear cellular infiltration were recorded.
Epithelial hyperplasia and desquamation with
fibrosis of the swim bladder wall were also detected.
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