Riccardo Lollobrigidi

4 Questions 8 Answers 0 Followers

Questions related from Riccardo Lollobrigidi

I'm studying the diet of a population of trout and I would like to calculate the Evenness of each age class in order to evaluate diet specialization.

Should I calculate the value of this index for each individual and then compare the results with a kruskal-wallis to test if there are differences between each group (age class), or should I just...

03 March 2017 6,259 4 View

Could anyone please suggest me publications about the importance of using non invasive methods to study endangered freshwater species?

Analysis which won't kill fish, to be clearer. For example: gastric lavage to study feeding habits or electrofishing to collect individuals.

09 September 2016 6,230 3 View

What kind of disease does affect this trout?

This lump is pretty hard, 2 out of 20 sampled trouts were affected by this strange mass in the ventral area (also the fin is strangely red). When I dissected the trout, the inside of the...

01 January 2016 4,266 5 View

Are there studies that quantify the niche overlap (and thus the competition) between Micropterus salmoides and Esox lucius in Italian lakes?

I'd like to know "the degree of responsibility" of Micropterus salmoides in the decline of Esox lucius in Italy.

11 November 2014 6,766 3 View