[Zbrafish] Juveniles and adults with open gills!

David G. White via zbrafish%40net.bio.net (by dgw5079 from u.washington.edu)
Tue Mar 29 12:52:59 EST 2011

Opercular deformities are often associated with inbreed fish lines, out-crossing may help. Other signs of inbreed issues protrubent jaw, missing swimbladders, vertebral abnormalities and edema.

David G White
Research Coordinator
HSB Zebrafish Labs
University of Washington
Department of Biological Structure
HSB G520 Box 357420
1959 NE Pacific Street
Seattle, WA  98195-7420
Tel. 206-685-7512
FAX 206-543-1524

On Tue, 29 Mar 2011, Vishal wrote:

> Dear all,
> I am seeing many adult and juvenile zebrafish in my facility with open
> gills. I am not sure either the gill operculum is broken or head is
> deformed in a way that we can see gills from outside! Is there anyone
> who has seen this before? what could cause this and what can we do to
> prevent this to happen again in future? Please let me know. Any help
> would be greatly appreciated. Many thanks in advance...Regards
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