Sarah Nason

Université du Québec à Montréal
M.Sc. candidate

Supervisor: Clint Kelly
Start: 2016-09-06
End: 2019-01-31
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Trimorphism in male tree weta (Hemideina crassidens): the role of genetics, population characteristics, and environmental influences
I study a cricket from New Zealand called the Wellington tree weta (Hemideina crassidens) which exhibits three male morphs. I am working to understand why these morphs arise (due to genetics, the environment, or both) and if the trimorphism differs between populations.


evolutionary genetics, population genetics, sexual selection


1- Mallards ( Anas platyrhynchos ) and wastewater ponds, Part II: Developmental, physiological, morphological and behavioural effects of ingestion of secondary clarified effluent water
Tierney, K.B., P.O. Welsh, M. Mills, S. Nason, D.R. Barreda, C.A. Paszkowski
2017 Ecotoxicology and Environmental Safety