Umi no Triton
English name: Triton of the Sea
Genres: Adventure, Fantasy
Type: TV, Episodes: 27
Aired: Apr 1, 1972 to Sep 30, 1972
Studio: Animation Staff Room
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
5000 years ago, the Triton Family was living peacefully in Atlantis until the Poseidon Family destroyed them all. Triton, of the Triton Family line, embarks on an adventurous life in the sea fighting the Poseidon Family.

(Source: AnimeNfo)