Rupert James Houghton

3 Questions 8 Answers 0 Followers

Questions related from Rupert James Houghton

Do mature female crayfish (particularly Pacifastacus leniusculus) exude their eggs regardless of sperm deposition or can they be resorbed?

I would like to perform a study that looks at the reproductive success rates of different sex ratios of crayfish (at natural densities). I wanted the response variables to include proportion of...

02 April 2015 4,718 7 View

How do you perform stomach contents analysis on crayfish stomachs?

I am dissecting many invasive signal crayfish, Pacifastacus leniusculus, stomachs from Scottish populations in order to obtain general dietary information, but specifically to understand what the...

23 June 2014 3,516 4 View

What is the most effective method for catching berried (gravid) female crayfish?

I may be conducting field work in the future that seeks to understand how female signal crayfish fecundity (external egg count ideally, and/or internal egg count/ ovary weight) is affecting...

06 January 2014 2,958 16 View