Sebahattin Ergün

Sebahattin Ergün
Çanakkale Onsekiz Mart Üniversitesi | ÇOMÜ · Department of Aquaculture

Dr.

About

103
Publications
33,794
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1,770
Citations
Additional affiliations
January 2014 - present
Çanakkale Onsekiz Mart Üniversitesi
Position
  • Professor (Full)
January 2004 - January 2014
Çanakkale Onsekiz Mart Üniversitesi
Position
  • Assoc.Prof.Dr.

Publications

Publications (103)
Article
Effects of increasing levels of audible sound energy (500, 1000, 5000 Hz frequency) on attachment strength and mortality rates of zebra mussels were investigated in a long-term study for the control and deterrence of zebra mussel infestation. All groups exposed to sound treatments presented weight loss by 1.09, 1.44 and 2.07% in the 500 Hz, 1.000 H...
Article
Full-text available
Aquaculture is the second-fastest-growing sector in the world after informatics and its. Average growth of aquaculture is annually ~8.8% over the last 30 years. Turkey has great potential in terms of fish production and the number of fish farms started to increase rapidly. Fish production in intensive culture conditions has enlarged possible threat...
Article
This study aims to evaluated the response of Oreochromissp. to cold stress. Two experiments were conducted involving a total of 1080 juvenile Oreochromis niloticus, O. mossambicus, O. niloticus♂ × O.mossambicus♀=F1♂ × O.mossambicus ♀ (Hybrid 1; H1) and O. mossambicus♂ × O. niloticus♀ (Hybrid 2; H2). In the 1st experiment, fish were exposed to cold...
Article
Full-text available
The present study aimed to investigate the effects of partial replacement of fishmeal with Rapana venosa meal in diets for rainbow trout (Oncorhynchus mykiss) broodstock. The results were analysed on reproductive performance, egg fatty acid composition, serum biochemistry, antioxidant enzymes and histopathological and histomorphological changes of...
Article
Full-text available
The aim of the present study was to evaluate physical carrying capacity of a potential cage aquaculture site near a Cittaslow area in the northern part of the Mediterranean (Sigacik Bay, Turkey). Developing tools for timely management of marine aquaculture facilities are important to minimize harmful influences of fish farming. The physical carryin...
Article
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Determination of triploidy in rainbow trout, Oncorhynchus mykiss using erythrocyte measurements.
Conference Paper
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Amyloodinium is a ectoparasite that causes serious problems on wide range of fish species in intensive production systems. In this study, the effects of the supplementation of humic acid (0, 0.25, 0.50, 0.75 or 1.50 g/100g diet) on the histopathological alterations in sea bass under Amyloodinium spp. infestations were investigated. Fish were fed hu...
Chapter
Full-text available
The Chapter entitled "TURKISH AQUA-FEED INDUSTRY AND FUTURE CHALLENGES" in the Book named "MARINE AQUACULTURE IN TURKEY: ADVANCEMENTS AND MANAGEMENT" provides information on; * Global Trends and Recent Developments in Turkish Marine Aquaculture Industry * Production Trends and Future Estimations for the Turkish Aqua-Feed Industry * Feed Conversion...
Article
The present study investigated the effects of black mulberry (Morus nigra) syrup supplementation on growth performance, hematological, serum biochemical, innate immune parameters, immune and antioxidant related gene expression responses, and disease resistance 25 of Nile tilapia, Oreochromis niloticus. Five isonitrogenous and isoenergetic diets wer...
Article
The purpose of this study was to investigate the effects of partial fishmeal replacement with Rapana venosa meal in diets for rainbow trout (Oncorhynchus mykiss) fry. In the trial, fish (1.03 ± 0.01 g) were fed diets replacing fishmeal with Rapa whelk meal at the following levels: 0 g/kg (CD), 50 g/kg (D‐5), 100 g/kg (D‐10) or 150 g/kg (D‐15) for 6...
Article
Full-text available
The aim of the present study was to evaluate risk levels of trace elements in gilthead seabream (Sparus aurata) from conventional polymer nets and copper alloy mesh with reference to hazard levels and maximum allowable limits for human consumption. Bioaccumulation of trace metals in muscle tissues of fish from copper-alloy mesh, and antifoulant-coa...
Article
Human generated noises are considered as underwater sound pollution with potential short -or long-term impacts on behavioral responses and physiological reaction of aquatic living organisms. Few investigations are available so far on long-term influences of impulsive and continuous sound sources on physiological response of fish. In the present stu...
Article
This study evaluated the nutritional quality of farmed and wild axillary seabream (Pagellus acarne R., 1827) focusing on amino acid profiles, with regards to possible interactions with wild fish aggregating around the cage facility. Total amino acids (∑AA), essential amino acids (∑EAA), non-essential amino acids (∑NEAA), and neutral amino acids (∑N...
Article
The present study investigated the effects of combination of dietary Bacillus subtilis and trans‐cinnamic acid on serum biochemical parameters, innate immune responses and resistance of rainbow trout, Oncorhynchus mykiss to Yersinia ruckeri. Six experimental groups of fish with mean weights of 20.58 ± 0.35 g were used in the study. Five experimenta...
Article
Full-text available
In this study, the combined effects of dietary Bacillus subtilis (BS, 10 7 g/cfu) and different levels (0.025%, 0.050%, 0.075% and 0.150%) of trans-cinnamic acid (CA) on fish growth performance, whole body compositions, digestive enzymes, intestinal bacteria and internal organ index of rainbow trout (Oncorhynchus mykiss) were investigated. Six diff...
Article
This study aims to determine the consumption behavior of seafood of people in Ankara and Çanakkale by a questionnaire composed of 20 questions. The questionnaire was applied on random 200 people. Some characteristics such as age, gender, profession, educational status and income level of people considered for correct results. Results analyzed, on M...
Article
The present study investigated the effects of dietary trans‐cinnamic acid (TrCin) on growth performance, biochemical composition, fatty acid composition, blood biochemistry, antioxidant status, digestive enzyme and liver antioxidant gene (EF1α, SOD1, SOD2, CAT, GPX1, GPX4, GR and GST) expression responses of rainbow trout, Oncorhynchus mykiss. Five...
Article
Full-text available
The present study aimed to investigate the potential impacts of Atlantic Bluefin Tuna (Thunnus thynnus) farming in offshore cage systems in the Aegean Sea (Sığacık Bay-Izmir, Turkey), in respect to physico-chemical water quality parameters, nutrient loads, chlorophyll-a, total suspended solids, zooplankton groups, and TRIX index calculations for th...
Article
Full-text available
The present study investigated the effects of dietary carob (Ceratonia siliqua) syrup supplementation on growth performance, haematological, serum biochemical and immunological parameters of tilapia, Oreochromis mossambicus. Five isonitrogenous and isoenergetic diets were formulated to contain carob syrup at levels of 0%, 5%, 2.5%, 1.25%, and 0.625...
Article
Full-text available
Fatty acid profiles of cage-farmed axillary seabream (Pagellus acarne) were compared with their wild representatives aggregated around the cage system and those from a distance area far from the fish farm. Wild fish contained higher levels of polyunsaturated fatty acids (PUFA; 36.47 g/100 g lipid) than the cage-aggregated (30.16 g/100 g lipid) or c...
Article
Full-text available
The aim of this study was to assess the effect of dietary antibiotic (amoxycillin/clavulanic acid) and probiotic on the some immunological and serum biochemical health characteristics of rainbow trout (Oncorhynchus mykiss). Lysozyme activity, myeloperoxidase activity, total protein, albumin, globulin, triglyceride and cholesterol of rainbow trout w...
Article
Aims: Antibiotics and several other chemicals have been used to prevent fish diseases. However, this situation results in economic loss for the companies in the aquaculture industry and most importantly it pollutes the environment. Cinnamic acid is a naturally occurring aromatic acid and is considered to be safe for human consumption. Therefore, i...
Article
Full-text available
The improvements in marine technological developments propagate urbanization in the ocean environment. The construction or operational activities of marine structures such as energy plants, oil platforms, pipelines , sea-tunnel passages, or cable-stayed suspension bridges, and vessel traffic are sources of underwater noise pollution. How underwater...
Article
This study investigated the effects of dietary humic acid sodium salt on growth performance , haemato-immunological and physiological responses, and resistance of rainbow trout, Oncorhynchus mykiss to Yersinia ruckeri. The experimental fish were divided into four groups; three of them were fed with humic acid incorporated diets (0.3% H3, 0.6% H6, 1...
Article
The study was performed to determine the effects of FARMARIN® XP and INFISH-AQUA® on growth performance, proximate composition, biometric indices, serum biochemical variables, hematological parameters, nonspecific immune responses, digestive enzyme activities and disease resistance of rainbow trout (Oncorhynchus mykiss) juveniles against Yersinia r...
Article
Full-text available
In the present study, effects of underwater sound transmission on growth, feed utilization and behavior of Koi fish (Cyprinus carpio, initial weight 3.67±0.18 g) was investigated via exposure to Urban Noise, Silk Road, Sufi Ney, and a Quran performance. Underwater sound transmissions were performed daily with playbacks between 08:00-08.30, 12:30-13...
Article
Full-text available
In aquaculture industry, fish meal is considered to be the most important raw material in aquatic feeds, due to high quality and quantity of its protein. The necessity of fish meal has been increasing as the aquaculture industry grows. However, as the rapid growth of aquaculture sector has created a pressure on the sources of fish meal, a decrease...
Article
The aim for the present study was to investigate the effects of olive leaf (Olea europea L.) extract (OLE) on the control of Yersinia ruckeri infection in rainbow (Oncorhynchus mykiss) trout and to assess the impact on the expression of immune-related genes in the spleen and serum biochemical parameters of rainbow trout. Five experimental diets wer...
Article
The present study investigated the effects of dietary trans-cinnamic acid (CA) on pre- and post-challenge haematological, serum biochemical, non-specific immune and head kidney gene expression responses of rainbow trout, Oncorhynchus mykiss juveniles. In this regard, fish with an average weight of 17.01 ± 0.05 g were divided into five groups, and f...
Article
Concentrations of trace metals were determined in the muscle tissue, digestive gland and gills of Mediterranean mussels (Mytilus galloprovincialis) collected from different locations around an offshore copper alloy fish farm. Levels of copper (Cu), zinc (Zn), manganese (Mn) and iron (Fe) as mg/kg wet weight in the edible part of the mussels collect...
Article
Full-text available
In the present study, innovative and environment friendly copper alloy mesh material was used in an offshore cage system to compare with traditional nylon nets, in a one-year grow-out cycle of European seabass (Dicentrarchuslabrax). Based on combined indicators such as growth performance, feed utilization with bio-economic assessment of initial inv...
Article
Full-text available
The present study investigated the effects of dietary thyme, rosemary and fenugreek supplementation on welfare status of sea bass, Dicentrarchus labrax L. assessed by blood parameters. Three experimental diets were supplemented with 1 % of the different spices. After 45 days of the feeding trial, the spices did not significantly affect the erythroc...
Article
Full-text available
Evaulation of anchovy as a feed for turbot (Psetta maeotica). In this study, the effects of feeding young turbot (Psetta maeotica) with either dry pellet (50% crude protein and 18% crude oil), fresh anchovy (Engraulis encrasicholus; 20.8% crude protein and 9.2% crude oil) or combination of both on growth and feed efficiency rate (FCR) were investig...
Poster
Full-text available
Turkey and Greece are the main two leading countries in the Mediterranean aquaculture industry with a production of 194.000 tons (marine, fresh water and diadromous fishes) and seabass and seabream are the main species in the production. Aquaculture production of the other main producers in the Mediterranean (Spain, Italy or Portugal) has been stab...
Article
Full-text available
This study investigated the effects of the supplementation with allspice (0, 5, 10, 15, or 20 g kg −1 ) on the haemato-immunological and biochemical variables in tilapia, Oreochromis mossambicus under acidic stress condition. In a 60-day feeding trial, 15 aquariums (80-L) were stocked with 18 fish (20.05 ± 0.10 g) each. Then, acidic stress was achi...
Article
Full-text available
The present study investigated the effects of phytoadditive carvacrol on growth performance, feed utilization, hematological, non-specific immune and serum biochemical parameters in rainbow trout (Oncorhynchus mykiss). In trial, 240 rainbow trout which had average weight of 10.79 ± 0.57 was used. Fish were divided into four groups before being fed...
Article
The present study investigated the effects of dietary allspice powder supplementation on welfare status of Tilapia, Oreochromis mossambicus assessed by hemato-immunological and serum biochemical parameters. Five diets were formulated to contain 0 (control), 5, 10, 15 or 20 g of allspice kg � of fish feed. Fish were fed experimental diets for 60 day...
Article
Full-text available
Abstract Allspice Pimenta dioica as a feed additive was studied for its effects on growth performance and disease resistance in Mozambique Tilapia Oreochromis mossambicus. Five isonitrogenous (36% crude protein) and isocaloric (18.5 kJ/g) diets were formulated to contain 0 (control), 5, 10, 15, or 20 g of allspice/kg of fish feed. In a 50-d feeding...
Article
Full-text available
The aim of this study was to determine the effects of Tribulus terrestris extract (TT) on growth performance, disease resistance and histopathological changes in intestine and liver tissues of Oreochromis mossambicus (Peters, 1852) first-feeding fry before and after exposure to Streptococcus iniae. Five isonitrogenous and isocaloric diets were form...
Article
Full-text available
Phytoadditives have gained increasing interest as feed additives for fish. The aim of the present study was to determine whether selected dietary phytoadditive can influence the bioavailability of several trace elements (Cu, Mn and Zn), which play an important role in the physiological processes. The experiments were carried out at a commercial tro...
Article
Full-text available
This study aimed the evaluation of corn gluten meal (CGM) as a fish meal (FM) replacer in diets of two banded seabream, Diplodus vulgaris, juveniles. Five isonitrogenous and isocaloric diets were formulated containing %0, %15, %30, %45 and %60 CGM, and two banded seabream juveniles with an average weight of 5.92±0.004 g. were fed. Experimental f...
Article
Full-text available
Lipids and their constituent fatty acids play essential and dynamic roles in the maintenance of optimum growth, feed efficiency and health of fish species. Lipids are primarily included in formulated diets to maximize their protein sparing effects. However, increasing the concentration of dietary fatty acids (EPA and DHA) in the fish diet can negat...
Article
Full-text available
A study was undertaken to determine the effect of the inclusion of chickweed ( Stellaria media) leaf meal (CLM) on growth performance, feed utilization, nutrition retention, and whole body composition of tilapia, Oreochromis mossambicus. Five isonitrogenous (35% crude protein) and isoenergetic diets were formulated to contain chickweed leaf meal at...
Article
Full-text available
This study was conducted to investigate the effect of dietary cumin (Cuminum cyminum) powder (CP) as a feed additive on growth performance and disease resistance during first-feeding of Mozamique tilapia (Oreochromis mossambicus). Five isonitrogenous (40% crude protein) and isocaloric (18.9 kj g -1) diets were formulated to contain 0 (control), 0.5...
Article
Full-text available
This study was conducted in order to investigate the effects of dietary thyme Thymus vulgaris, rosemary Rosmarinus officinalis,and fenugreek Trigonella foenum graecum as feed additives on total liver fat levels and biometric indices of Sea Bass Dicentrarchus labrax. Four isonitrogenous (48% crude protein) and isocaloric(21 kJ/g) diets were formulat...
Article
Full-text available
The objective of this study is to investigate the effects of dietary protein and lipid levels on the growth performance and bioeconomic benefits of two-banded seabream (Diplodus vulgaris) juveniles, a candidate species for aquaculture sector. Eight experimental diets were formulated with four protein (50, 45, 40 and 35 %) levels for each of the two...
Article
Full-text available
A nutrition trial was carried out to investigate the effects of inclusion of Ulva meal at different dietary lipid levels on growth performance, feed utilization and body composition of juvenile gilthead seabream, Sparus aurata. In this study, gilthead seabream with an average weight of 8.5 +/- 0.01 g were fed experimental diets for 7 weeks. The Eig...
Article
Full-text available
The aim of this study was to determine the effects of herbal additives on growth performance and disease resistance during first-feeding of Oreochromis mossambicus fry. Four isonitrogenous (40% crude protein) and isocaloric (18.7 kJ/g) diets were formulated containing 0% (control) or 1.0% thyme (Thymus vulgaris), rosemary (Rosmarinus officinalis),...
Article
Full-text available
Diets for tilapia, Oreochromis mossambicus, were supplemented with astaxanthin, paprika, or capsicum to determine their effects on growth performance and pigmentation. Seven isonitrogenous (37% crude protein) and isoenergetic (18 kJ/g) diets were formulated to contain 40 or 60 mg carotenoid per kg diet. Triplicate groups of 210 fish were stocked in...
Article
Full-text available
Abstract This study was conducted to investigate the effects of garlic and ginger oils on hematological and biochemical health characteristics of sea bass Dicentrarchus labrax. Fish were exposed to garlic oil (0.01 or 0.02 mL/L), ginger oil (0.01 or 0.02 mL/L), or a combination of the two oils (each oil at a concentration of 0.005 or 0.01 mL/L) for...
Article
Full-text available
The utilization of corn gluten meal (CGM) was evaluated as a partial fish meal (FM) substitute in practical diets for gilthead sea bream juveniles. Four test diets (isonitrogenous and isocaloric, 52% protein and 10% lipid, 19 kJ/g diet) containing increasing levels of CGM were formulated to replace anchovy meal at levels of 0%, 10%, 20%, and 30%. T...
Article
A feeding trial was conducted to investigate the effects of the dietary incorporation of autoclaved and raw (non-autoclaved) Ulva meal on juvenile rainbow trout (Oncorhynchus mykiss) growth, nutrient utilization, body composition, diet digestibility and fatty acid composition. An algae-free control diet and four experimental diets with either 5 or...
Article
Full-text available
In this study, the effects of sythetic chemicals and medicinal herbs on the amount of bacteria in egg water and egg hatching of the angel fish (Pterophyllum scalare) were investigated. In this goal, methylene blue exposed to 0.5 ppm and potassium permanganate exposed to 0.2 and 0.4 ppm. Each rosemary, yarrow and sumac extracts exposed to 1.000, 5.0...
Article
Full-text available
This study was conducted to investigate the effects of dietary thyme (Thymus vulgaris), rosemary (Rosmarinus officinalis) and fenugreek (Trigonella foenum graecum) as feed additives on growth performance, proximate composition and ammonia excretion of European sea bass Dicentrarchus labrax. Four isonitrogenous (48% crude protein) and isocaloric (21...
Article
Full-text available
The effects of dietary cumin (Cuminum cyminum) as a feed additive on growth performance and disease resistance of tilapia (Oreochromis mossambicus) were studied. Five isonitrogenous (37% crude protein) and isocaloric (18.6 kj/g) diets were formulated to contain 0% (control), 0.5%, 1.0%, 1.5%, or 2.0% cumin. Fifteen aquaria (80 l) were stocked with...
Article
Full-text available
Effects of Medicinal Herb Extracts on Egg Hatching of the Angel Fish (Pterophyllum scalare) Summary In this study, the effects of sythetic chemicals and medicinal herbs on the amount of bacteria in egg water and egg hatching of the angel fish (Pterophyllum scalare) were investigated. In this goal, methylene blue exposed to 0.5 ppm and potassium perm...
Article
Summary A feeding trial was carried out to determine the effects of dietary protein and lipid levels on the growth performance and feed utilization of wild-caught striped sea bream (Lithognathus mormyrus). The experimental fish were collected from a local lagoon (Çardak Lagoon, Çanakkale, Turkey), transferred to the Marine Net Cage Unit and fed by...
Article
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The orange-red hue of the skin of blue streak hap (Labidochromis caeruleus) is one of the desirable and necessary traits sought by aquarists and commercial producers. In this study, the effect of two concentrations (20 g/kg and 50 g/kg) of red pepper (Capsicum annuum) meal on the skin coloration of juvenile blue streak hap was examined. In a 45-day...
Article
Full-text available
Three experimental diets were formulated to be iso-nitrogenous (550 g kg -1 protein) and iso-caloric (20.5 kJ gross energy g -1 diet) by substituting fish meal (FM) for defatted soybean meal (SBM) at levels of 0, 10 and 20% replacement in order to evaluate the effects of replacing FM with defatted SBM in diets for Black Sea turbot. Diets were fed t...
Article
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A study was conducted to determine the effect of dietary algal supplementation on weight loss and proximate composition in rainbow trout, Oncorhynchus mykiss, during starvation. An algae-free control diet (C) and four experimental diets, including varying levels of raw Ulva meal (5% = U5; 10% = U10) and Spirulina meal (5% = S5; 10% = S10) were form...