yep Alan, that’s pretty much what my post was saying.
look at the middle Trent .... roach, then chub, then silver bream, then barbel and now a more balanced fishery.
there’s no doubt that successful introduction of a new species will impact on an ecosystem ... it will just be different on each One!
look at the middle Trent .... roach, then chub, then silver bream, then barbel and now a more balanced fishery.
there’s no doubt that successful introduction of a new species will impact on an ecosystem ... it will just be different on each One!