a stunning heckel discus cichlid in a vibrant planted aquarium a masterful display of grace and color for

heckel discus symphysodon cichlid planted aquarium fish aquatic plants freshwater colorful tank underwater hobby decor tropical life natural habitat vibrant colors enthusiasts setup care ornamental ecosystem keeping beautiful environment serene lovers scene nature arrangement species beauty elegant graceful swimming maintenance landscape biology artistry design harmony fishkeeping ideas world aesthetic accessories lighting substrate