Aquarium fishes are more aggressive in reduced environments

[Donny@ageofaquariums]

Dr. Ronald Oldfield concludes something aquarists already know from experience: Fish are healthier and less aggressive in larger aquariums and aquariums with more natural settings.

Aquarium fishes are more aggressive in reduced environments, a new study finds — Advanced Aquarist | Aquarist Magazine and Blog

[Cudders]

Its about time some studies were done on aquariums. There are too much half truths and lies circulating already.

[goldenswimmers]

I reckon mangrove jacks are the ultimate "exhibit A" in this case.....kind of gets you thinking about your tank sizes

[Cudders]

It's pretty hard to take the report seriously when he says, "In the future, Oldfield said, "This study might help us to better understand how human behavior changes when people are placed in different social environments." Violence in prisons might be linked in part to the smaller space and reduced stimuli."

What happens when you put 10 aggressive dudes, who have all been convicted of assault/murder ect, in a small room together? The same thing that happens when you put 10 angry mangrove jacks together in a 6x2

[Donny@ageofaquariums]

What happens when you put 10 aggressive dudes, who have all been convicted of assault/murder ect, in a small room together?

Cichlids have long been the favourite poster childs of sociologists everywhere.

I do have to say though that in the situation above I would reccomend this paper.

Coexistence of permanently territorial cichlids of the genus Petrochromis through male-mating attack.