Species name: Serrasalmus ternetzi (pygo ternetzi)
Synonym:
Common name: Yellow King Piranha
Family: Serrasalmidae
Order: Characins
Class: Actinopterygii
Maximum size: 50 cm / 20 inches (Not sure that they reach 20in)
Environment: Freshwater
Origin: South Western Brazil
Temperament: Aggressive
Company: Serrasalmus ternetzi (Yellow King Piranha) are best kept in an aquarium without other species.(fine with other pygos)
Water parameters: Temperature 22-25˚C / 72-79˚F; pH 6.5 – 7.0
Aquarium setup: Serrasalmus ternetzi (Yellow King Piranha) should be kept in groups in larger aquariums with a smooth bottom substrate. The aquarium can be decorated according to your taste however a few roots or rocks are beneficial. Plants are not necessary.
Feeding: Accepts frozen food.
Breeding: Unknown.