Sredetska


Sredetska reka is a river in eastern Bulgaria. It is 69 km long with a catchment area of 985 km2. It empties into the Black Sea through Lake Mandrensko near Burgas.
The river has rich flora and fauna. There are more than 30 species of freshwater fishes, such as Flathead grey mullet, European chub, Common carp, Pontic shad, Romanian barbel, European bitterling, Common rudd, etc.