It's my opinion that Vals need an incredible amount of light. Not only did I have the Finnex running 24/7 on the factory settings. As seen below, half of the tank got indirect natural sunlight all day and a couple hours of direct sunlight in the late afternoon.You must have the perfect parametersJexnell , my vals just look sad.

Late afternoon direct sunlight

Normal daytime sunlight
And my peramaters
