“Yellowtail Damselfish” C. parasema Range: Philippines north to the Ryukyu Islands, south to Sabah, Java Sea, Flores Etymology: Greek “streamer”, allegedly in reference to the pale tail Size: 5cm Aquarium Rarity: Abundant ID: Entirely blue, except for a bright yellow caudal fin and [...]
“Springer’s Damselfish” C. springeri Range: Indonesia, though likely absent from the Java Sea and Sumatra. Etymology: After ichthyologist Dr. Victor Springer of the Smithsonian Size: 5cm Aquarium Rarity: Common ID: Mostly blue, with little black exposed. Notes: Very similar to the [...]