Strasburg's Prussian fish
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Strasburg's Prussian Fish ( Dascyllus strasburgi ) |
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| Dascyllus strasburgi | ||||||||||||
| Klausewitz , 1960 | ||||||||||||
Strasburg Preußenfisch ( Dascyllus strasburgi ) is a kind from the family of damselfish (Pomacentridae). The fish are endemic to the South Pacific Marquesas , an archipelago located 1,600 kilometers northeast of Tahiti and politically part of French Polynesia. Strasburg's Prussian fish replaces the widespread, but closely related three-point Prussian fish ( Dascyllus trimaculatus ) that is not found in the Marquesas .
features
Strasburg's Prussian fish are nine centimeters long. Your height is very high with a ratio of 1 / 1.6 (height / length). In terms of color, they are largely similar to the three-point Prussian fish and differ from this species mainly in their metric values. Strasburg's Prussian fish have 18 to 19 scales along the lateral organ . The number of gill trap processes is 22 to 25.
- Fins formula : dorsal XII / 15-16, anal II / 14-15, pectoral 19-21.
Way of life
The fish live in corals and rock reefs at depths of 5 to 15 meters. Strasburg's Prussian fish feed on copepods , other small planktonic crustaceans, and algae. Like all damselfish, the fish are substrate spawners and stick their spawn to the wall in a cave or hidden niche. The male guards the spawn.
literature
- Gerald R. Allen : Damselfish of the World . Mergus Verlag, Melle 1991, ISBN 3-88244-007-4
Web links
- Strasburg's Prussian Fish on Fishbase.org (English)