Blueback Damsel is a marine fish native to the Indo-West Pacific region. Sometimes, it can be found in aquariums.
This fish usually lives alone or in small groups in unclear waters near lagoons and coastal reefs.
Blueback Damsels’ main food source is algae that grow at the bottom of the water. These fish are active during the day and are safe for coral reefs.
You can check out what this fish looks like over here.
Blueback Damsel Interesting Facts
- Blueback Damsels grow up to 2.8 inches (7.0 centimeters) long and are found in the Indo-West Pacific region.
- They mainly feed on algae in unclear waters near lagoons and coastal reefs.
- During breeding, they form pairs, lay eggs that stick to underwater surfaces, and males protect the eggs.
- These fish are not a threat to coral reefs.
Blueback Damsel Habitat
Blueback Damsel is found in the Indo-West Pacific region, including places like Indonesia, Philippines, Palau, Papua New Guinea, Solomon Islands, Vanuatu, Taiwan, and the Ryukyu Islands.
You might also see it in New Caledonia. This fish lives in marine environments near reefs and doesn’t migrate.
It stays at depths of 0 to 10 meters below the surface and prefers warm tropical waters between 35°N to 35°S latitudes.
Blueback Damsel Physical Characteristics
Size: 2.8 inches (7.0 centimeters)
Blueback Damsel grows up to 2.8 inches (7.0 centimeters) long.
This fish has 13 dorsal spines, 14 to 16 soft rays on its dorsal fin, 2 anal spines, and 14 to 15 soft rays on its anal fin.
Young Blueback Damsels are bright yellow with blue stripes on their head and a blue-edged spot on their dorsal fin.
As adults, they have a yellow body with a bluish-gray head and back, light spots on their cheeks and gill covers, and a white spot near their tail.
Their body depth is about twice smaller than their length.
Blueback Damsel Reproduction
Blueback Damsels lay eggs (oviparous). During breeding, they form specific pairs. Their eggs stick to surfaces underwater (demersal) and don’t float around.
Male Blueback Damsels protect the eggs and help supply them with oxygen by moving water over them.