scholarly journals Reproductive dynamics of the redbelly tilapia (Tilapia zillii Gervais, 1848) in Ayata lake as a Ramsar site in south-eastern Algeria

2021 ◽  
Vol 25 (2) ◽  
pp. 253-265
Author(s):  
Guezie Rabie ◽  
Matallah Ahlem ◽  
Sahar F. Mehanna
2017 ◽  
Vol 119 ◽  
pp. 228-235
Author(s):  
Abdennour Haddane ◽  
Messaoud Hacini ◽  
Abdelaziz Bellaoueur ◽  
Ahmed Hichem Hamzaoui ◽  
Adel M'nif

2014 ◽  
Vol 8 ◽  
pp. 260-265 ◽  
Author(s):  
A. Allaoui ◽  
B. Safsaf ◽  
W. Laghrour ◽  
M. Tlidjane

2021 ◽  
Vol 77 (1) ◽  
Author(s):  
Rechachi Miled Zohra ◽  
Abdelhafid Youcef ◽  
Mancer Halima ◽  
Benaoune Saliha ◽  
Hiouani Fatima ◽  
...  

Author(s):  
Wassima Lakhdari ◽  
Randa Mlik ◽  
Hamida Hammi ◽  
Ibtissem Benyahia ◽  
Nour Elhouda Mekhadmi ◽  
...  

2020 ◽  
Vol 5 (2) ◽  
Author(s):  
Abderrahmane Khechekhouche ◽  
Fattoum Bouchemal

The experimental study was carried out on an urban wastewater purification station located in the region of El Oued -Kounine- in south-eastern Algeria. During 6 months, samples were taken every month to study the Physico-chemical parameters of this station. Monthly monitoring of SS, COD, BOD5 was made from September 2017 to February 2018 and the results obtained show that the average elimination rates were 77.76, 74.10 and 80% respectively for BOD5, DCO and SS. The average of the ratio COD/BOD5 during the 6 months of follow-up is equal to 2.9.


2018 ◽  
Vol 142 ◽  
pp. 170-192 ◽  
Author(s):  
Hocine Djouder ◽  
Sebastian Lüning ◽  
Anne-Christine Da Silva ◽  
Hussein Abdallah ◽  
Frédéric Boulvain

2020 ◽  
Vol 10 (5) ◽  
pp. 69-75
Author(s):  
F.Z. Boubekeur ◽  
S. Setbel ◽  
S. Atoussi

Counts carried out over two consecutive years (from September 2017 to August 2019) of waterbirds occupying the Lac des Oiseaux (Ramsar site, wilaya of El-Tarf, extreme north-eastern Algeria) showed a species richness estimated at 38 waterbird species belonging to 11 families. The Anatidae and Scolopacidae with 10 and 7 species respectively are the most families represented. The former are mainly observed during the wintering season and the latter during the summer period. From an effective point of view, Anatidae and Rallidae, mainly the Eurasian Coot Fulica atra are the most abundant. From a phenological point of view, eleven species are summering, ten are resident and wintering and eight are sporadic species.


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