Cardinal Tetra: Fish Species Profile

Saltwater Aquarium Fish Species Profile: Cardinalfish

Guide on caring for Neon tetras (Paracheirodon innesi) with forum and images

Guppy: Fish Species Profile

Neon Tetra - Paracheirodon innesi Fish Profile & Care Guide

Serpae Tetra (Hyphessobrycon eques): Species Profile & Care - Fish Laboratory

Care Guide for Cardinal Tetras — Gorgeous Cousin of the Neon Tetra – Aquarium Co-Op

Congo Tetra: Fish Species Profile

Black Neon Tetra - MOST Underrated Fish

Colombian Blue and Red Tetras: Species Profile