oceanexpert oceanexpert

© 2016, UNESCO/IOC Project Office for IODE, Ostend, Belgium   Find us on Google+

Details of  Benjamin Geffroy   


Gender male
Job title Phd; Post Doc
Department Fish Behaviour and Physiology
Regions Sea of Azov
Tel +33223485015
You must log in with an approved account to view email addresses.
Social Media Links
You must log in with an approved account to view social media links


Degree PhD
Job type Research , Natural Resource Management , Commercial (Sales & Marketing)
Research Area(s) Biological Oceanography, Marine Ecology , Fisheries, Aquaculture , Marine Biotechnology, Marine Products , Biological Oceanography, Marine Ecology , Fisheries, Aquaculture , Marine Biotechnology, Marine Products
Research Region 36, 70
Working languages French
Skills/Expertise Behavioural ecology of fish. Sex determination and molecular biology. Ecophysiology Ecotoxicology. Technical skills: gene expression analysis (real time RT-PCR), ADN and ARN extraction, genotoxicity assessment and genetical diversity (RAPD-PCR). Hybridation in toto. Ribosonde synthesis. Virus and bacterial coloration (DAPI), spectrophotometryFluorométry and counter cells. Gonad Histology.
PUBLICATIONS (as reported by Benjamin GEFFROY)

B Geffroy, A Bardonnet (2015) Sex differentiation and sex determination in eels: consequences for management Fish and Fisheries
B Geffroy, B Sadoul, A Bardonnet (2015) Behavioural syndrome in juvenile eels and its ecological implications Behaviour 152 (2), 147-166
O Simon, E Floc'h, B Geffroy, S Frelon (2015) Exploring ecotoxicological fish bioassay for the evaluation of uranium reprotoxicity Environmental Toxicology and Chemistry 33 (8), 1817-1824
B Geffroy, N Bru, S Dossou-Gbété, C Tentelier, A Bardonnet (2014) The link between social network density and rank-order consistency of aggressiveness in juvenile eels Behavioral ecology and sociobiology 68 (7), 1073-1083
Geffroy B & Simon O (2013). Effects of a dietary rich omega-6 alga: Spirulina platensis on females? reproduction performances and larval survival rate of the zebrafish Danio rerio. Cybium. In press
Chiraz Ladhar, Geffroy B, Sébastien Cambier, Etienne Durand, Mona Treguer-Delapierre, Daniel Brèthes & Jean-Paul Bourdineaud (2013). Impact of dietary cadmium sulfide nanoparticles on zebrafish at very low contamination pressure. Nanotoxicology. Accepted
Geffroy B, Guiguen Y, Fostier A & Bardonnet A (2013) New insights regarding gonad development in European eel: evidence for a direct ovarian differentiation. Fish Physiology and Biochemistry. DOI 10.1007/s10695-013-9769-7
Geffroy B, Chiraz Ladhar, Sébastien Cambier, Mona Treguer-Delapierre , Daniel Brèthes & Jean-Paul Bourdineaud (2012). Impact of dietary gold nanoparticles on zebrafish: the role of size, concentration and exposure time. Nanotoxicology 6 (2): 144-160.
Geffroy B, Fostier A, Guiguen Y, & Bardonnet A. (2012) Unusual cases of adult intersexuality in the European eel Anguilla anguilla. Sexual Development. 6:316-319.
Geffroy B & Bardonnet A. (2012). Differential effects of behavior, propensity to migrate and recruitment season on glass eels? growing performance. Ecology of Freshwater Fish 21 (3): 469-482.
Simon O, Mottin E, Geffroy B & Hinton T. (2011). Effect of dietary uranium on reproductives endpoints fecundity, survival, reproductive success of the Fish Danio rerio. Environmental Toxicology 30 (1): 220-225.

Created: 2008-05-07 Last Updated: 2015-07-02 by Benjamin GEFFROY