Razan Balloul ^(1)*, Mohamad Ghalyah  ⁽¹⁾ , and Adib Zieni ⁽¹⁾

(1) zoology Department, Faculty of Science, Tishreen University, Lattakia, Syria.

(*Corresponding author: Razan Balloul, E-Mail: razanhasanballol@tishreen.edu.sy)

              Received: 19/11/2021                Accepted: 18/01/2022                                                   Abstract: 

The study was conducted for the period from  25/7/2018 to 17/7/2019, To shows the species composition of animal vital enemies of fish in 16 Tishreen lake and their seasonal changes, the samples were collected by using sen-net (Amphibians) and Gill nets (for Fish), while data were collected by observation from the beach (for Mammals). The results showed that the presence of seven animal species was the vital enemies of the fish founa in the lake and floating floating cages system (devouring eggs, larvae and young fish. One of fish predatory was represented by the species: the Clarias lazera, the amphibians were represented by three species belonging to three genera and these species are namely: the tree frog Hyla arborea, Rana ridbunda, Rana esculenta pondfrog, Bufo viridis and Salamandra salamandra. There was one species of represented Reptiles is an  a water snake Natrix natrix. Lutra lutra was the only represented Mammals species  which registered in the floating cage area in 16/5/2019.

Keywords: Lake dam 16 Tishreen , Fish fauna, , Vital Enemies,Mammals Lutra lutra.

Full paper in Arabic:  pdf