Fig. 4
From: Daphnia as a versatile model system in ecology and evolution
Daphnia occur in diverse fresh- and brackish-water habitats. a Northernmost located D. magna population so far reported, located on Vardo Island, Norway. b Permanent pond (Aegelsee) in Switzerland. c Shallow rock pool on the Island Granbusken, near Tvärminne in Southern Finland. d Dry rock pool close to the pool in picture c. The sediment surface is covered with Daphnia resting stages. e Temporary rain pond in the Negev Desert, Israel. f Salt water pond in Southern Spain. In the background piles of salt from a salt factory. All pictures by D. Ebert