Dugan Finn Maynard

4 Questions 7 Answers 0 Followers

Questions related from Dugan Finn Maynard

Mvabund package can't handle offsets?

I have a set of fish data from a lake. I am trying to see whether the local fish community differs depending on the location within the lake (North, East, West), the presence of an island at the...

20 April 2021 7,152 0 View

If Moran's I is non-significant can I treat my samples as being independent?

I have a set of data collected as part of a hydroacoustic survey-- essentially a boat drove back and forth over a harbour and took a snapshot of the fish biomass/density underneath the boat every...

26 March 2021 872 4 View

How to run repeated measures in mvabund?

I have a dataset of fish species abundances collected from 6 different habitats over the course of 30 years. Fish were collected multiple times per year and environmental variables were recorded...

22 February 2021 4,294 1 View

How to remove inter-year variation from my assessment of seasonal variation?

I have a 30 year dataset of fish sampling. I know from previous analyses that there is a huge amount of variation between years in catch rates. What I would like to do is create a plot that shows...

02 February 2021 4,250 5 View