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عبد الوهاب عبدالمعز عبد الوارث أحمد

Professor

استاذ

Sciences
كلية العلوم مبنى 5 قسم علم الحيوان 2ب 117

4675764
awarith@KSU.EDU.SA

publications
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publications
Dietary lemon essential oil mitigates metalaxyl-induced oxidative stress, hematological disruptions, and immunotoxicity in Nile tilapia (Oreochromis niloticus) with associated changes in splenic MAPK-and caspase-related gene expression

The agricultural accumulation of the phenylamide fungicide metalaxyl (MXL) poses an increasing threat to
aquatic organisms. Natural compounds, such as Citrus limon peel essential oil (CLPO),…

by Elsayed M. Younis a,*, Afaf N. Abdel Rahman b,*, Tarek Khamis c, Abdelwahab A. Abdelwarith a, Simon J. Davies d, Faozi S. Shamlol a, Nehal A. Younis e, Rowida E. Ibrahim b, Gehad E. Elshopakey f
2026
Published in:
Elsevier
publications
Growth, Digestive Enzyme Activities, Antioxidant Properties, and Intestinal Histology of Nile Tilapia (Oreochromis niloticus) Fed Diets Supplemented With Garlic Nanoparticles

This work may be the first of its kind to assess the effects of varying inclusion levels of garlic nanoparticles (NPsG) as feed additives on growth and physiological indices in Nile tilapia…

by Sami Alaa Sami1 | Ashraf Y. El-Dakar1 | Abdelwahab A. Abdelwarith2 | Elsayed M. Younis2 | Mohammed F. El Basuini3,4 | Shymaa M. Shalaby5 | Mohamed M. Rashad6 | Simon J. Davies7 | Mohamed F. Abdel-Aziz
2026
Published in:
Royal Society of New Zealand Te Apārangi
publications
Dietary Supplementation of Dormival and Lemon Oil to Improve Growth, Immune Functions, and Health Status of Nile Tilapia, Oreochromis niloticus, Juveniles Cultured Under High Density

Intensive aquaculture of ten exposes fish to crowding stress, impairinggrowthperformance andoverallphysiologicalstability.This
studyevaluatedtheeffectsofdietaryDormival(D)andlemonoil(LO…

by Tasnim A.Ibrahim1 | Ashraf Y.El-Dakar1 | Shymaa M.Shalaby2 | Abdelwahab A.Abdelwarith3 | Elsayed M.Younis3 | Simon J.Davies4 | Mohamed F.Abdel-Aziz
2026
Published in:
wiley

courses
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course
Economic Aquatic invertebrates 523 Zoo

Advanced biology of Aquatic invertebrates: their characteristics, phylogeny,  reproduction, adaptations and diversity 

course
fish culture and management 524 Zoo

General principles of fish culture, common procedures of tilapia, catfish and carps culture, Aquaculture economics. 

course
Advanced Ichthyology 522 Zoo

Advanced phylogeny, classification, anatomy, physiological adaptation, reproductive strategies, relationships and diversification of fishes.    

office hours

Saturday Sunday Monday Tuesday Wednesday Thursday Friday
from _ _ 10:00 AM 10:00 AM _ 12:30 AM _
to _ _ 12:00 AM 02:31 PM _ 03:01 PM _
location _ _ كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 _ كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 كلية العلوم قسم علم الحيوان مبنى 5 2ب 117 _