Yazar "Verep, Bülent" için listeleme
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Assesment of trace elements in rainbow trout (Oncorhynchus mykiss) cultured in the marine aquaculture cages on the Black Sea Coast
The concentrations of trace elements were determined in various tissues (internal organs, liver, abdominal and dorsal muscle) of individuals of cultured fishes obtained from two marine cage farms located on the coasts of ... -
Assessment of mercuric chloride toxicity on rainbow trouts (Oncorhynchus mykiss) and chubs (Alburnoides bipunctatus)
Verep, Bülent; Beşli, E.Sibel; Altınok, İlhan; Mutlu, Cengiz (Asian Network for Scientific Information, 2007)Acute toxicity of mercury-II chloride (HgCl2), one of most toxic pollutants for aquatic ecosystems, in chub (Alburnoides bipunctatus) and rainbow trout (Oncorhynchus mykiss) was investigated in the present study. Actual ... -
Bir gökkuşağı alabalığı (Oncorhynchus mykiss) çiftliğinde görülen gaz kabarcığı hastalığı
Balta, Fikri; Verep, Bülent (2022)Rize ilinde gökkuşağı alabalığı (Oncorhynchus mykiss) çiftliğinde porsiyon büyüklüğünde (250 gr) balıkta gaz kabarcığı hastalığı vakası tespit edildi. Çiftliğe gelen suyun, yükseklik ve mesafe farkı olan bir dereden ... -
The dam effects on the distributions of fish assemblages and water quality on the river Yesilirmak (Turkey) using principle component analysis
Verep, Bülent; Akın, Şenol; Şahin, Cemalettin (Parlar Scientific Publications (P S P), 2019)There are multiple effects of human induced like dams on river ecosystems. Transforming the river into a lake, dams interrupt the continuity of river flow to downstream, affecting the water quality as well as biodiversity ... -
Determination of water quality of Firtina Stream (Rize) in terms of physico-chemical structure
GedIk, Kenan; Verep, Bülent; TerzI, Ertuğrul; Fevzioğlu, Sedef (Cevkor Vakfi, 2010)In this study, purposing to determine water quality of Firtina Stream located in between Ardeşen and Çamlihemşin, Rize at Eastern Black Sea Region was investigated. The study was carried out between May, 2006 and April, ... -
Distribution and sources of particulate organic matter from the anthropogenically disturbed Iyidere River to the Black Sea coast
Kaymak, Nehir; Mutlu, Tanju; Verep, Bülent (Frontiers Media, 2023)Understanding the biogeochemical processes of particulate organic matter occurring in the river under anthropogenic disturbances and its transport to the coastal system is important for environmental resource management. ... -
Doğu Karadeniz kıyılarında sel ve fırtınaların T-mahmuzlar üzerinde oluşturduğu hasarlar ve su kalitesi değişimlerine etkilerinin araştırılması
Süme, Veli; Verep, Bülent (2021)Bu çalışmada, deniz kıyılarının korunması, kıyının zamanla kumla dolması sonucu doğal bir plaj oluşturarak kıyının rehabilite edilmesi amacıyla çeşitli şekillerde inşa edilen mahmuzlar incelenmiştir. Bu inceleme esnasında ... -
Effects of preservation methods on the 13c and 15n signatures in muscle tissues of two freshwater fish species
Akın, Şenol; Şahin, Cemalettin; Turan, Davut; Gözler, Ahmet Mutlu; Verep, Bülent; Bozkurt, Ahmet; Çelik, Kemal; Çetin, Evren; Aracı, Ayşe (2011)Stable isotope is a powerful method for characterizing flows of energy through ecosystems. The power of this method, however, may be affected by preservation methods of the samples. We investigated the effects of four ... -
Effects of water hardness and temperature on the acute toxicity of mercuric chloride on rainbow trout (Oncorhynchus mykiss)
Terzi, Ertuğrul; Verep, Bülent (Sage Publishing, 2012)In this study, the toxicity of mercuric chloride (HgCl2), an important pollutant threatening water resources for many years, and the effects of water temperature and hardness on the toxicity in cultured rainbow trout ... -
Feeding habits of introduced European perch (Perca fluviatilis) in an impounded large river system in Turkey
Akın, Şenol; Şahin, Cemalaettin; Verep, Bülent; Turan, Davut; Gözler, Ahmet Mutlu; Bozkurt, Ahmet; Çelik, Kemal; Çetin, Evren; Aracı, Ayşe; Sargın, İrfan (2011)The feeding habits of perch (Perca fluviatilis) were documented by analyzing gut contents of more than 3300 specimens collected seasonally at nine stations located along the impounded large river in Turkey. Perch largely ... -
Flow and turbulence measurements in a diagonal brush fish pass: A field study
Küçükali, S.; Hassinger, R.; Verep, Bülent; Mutlu, T.; Ozelci, D. (Utah State University, 2018)This study aims to investigate flow and turbulence structure of a diagonal brush fish passage which has been constructed at the existing Small Hydropower Plant (SHP) on İyidere River on the East Black Sea Coast of Turkey. ... -
Flow structure and fish passage performance of a brush-type fish way: a field study in the yidere River, Turkey
Küçükali, Serhat; Verep, Bülent; Alp, Ahmet; Turan, Davut; Mutlu, Tanju; Kaya, Cüneyt; Yıldırım, Yasin; Töreyin, Behçet Uğur; Özelçi, Dursun (Csiro Publishing, 2019)The fish passage performance and flow structure of a brush fish pass were investigated at the ncirli Small Hydropower Plant on the yidere River, located in the East Black Sea region of Turkey. the spatial distributions of ... -
Fırtına Vadisi Meydanköy Şimşir Ormanı arazi karakteristiklerinin CBS yardımıyla tespiti ve ekolojik değerlendirilmesi
Yüksek, Turan; Özçelik, Ali Erdem; Verep, Bülent (2021)Hızlı sanayileşme, değişim ve aşırı tüketim çok ciddi çevresel sorunları da beraberinde getirmektedir. Artan çevre sorunları ormanlık alanlar ve hassas ekosistemler üzerinde yerel veya küresel ölçekte ciddi riskler ve ... -
Havza ve arazi karakteristiklerinin coğrafi bilgi sitemleri (CBS) yardımıyla değerlendirilmesi: Pazar Hemşin Deresi havzası örneği
Doğal kaynaklar sürekli etkileşim halinde olan ekosistemlerdir. Bu ekosistemlerin planlanması bütünleşik havza planlanma ilkelerine göre yapılmalıdır. Ancak Rize il ölçeğindeki doğal kaynak planlama ve altyapı çalışmalarında ... -
Hayvan gübresinden elde edilen sıvı solucan gübresinin i̇z ve besin elementleri açısından i̇ncelenmesi
Sürdürülebilir tarımın karşı karşıya olduğu en önemli sorunlardan biri kaliteli gübre teminin ve gübrelemenin uygulamasında karşılaşılan sorundur. Son yıllarda bir yandan doğal yöntemlerle elde edilen gübrenin miktarı ... -
The heavy metal assessment of Harsit stream (Giresun, Turkey) using multivariate statistical techniques
Mutlu, Cengiz; Eraslan-Akkan, Buse; Verep, Bülent (Parlar Scientific Publications (P S P), 2018)The aim of this research was to determine the degree of heavy metal contamination of Harsit Stream in northeastern Turkey. Heavy metals such as Al, Cr, Mn, Fe, Co, Ni, Cu, Zn, Cd and Pb in water were analyzed using ICP-MS ... -
Heavy metal concentrations and health risk assessment in sarda sarda (bloch, 1793) caught in the Turkish Black Sea coasts
Verep, Bülent; Mutlu, Tanju (2022)In this study, it was aimed to determine heavy metal levels in muscle tissues of Atlantic bonito samples caught in the Eastern Black Sea Region and to determine their potential to pose a risk to human health. The ... -
Hydrodynamic characteristics of diagonal brush fish pass: prototype measurements
Küçükali, Serhat; Verep, Bülent; Albayrak, İsmail (MDPI, 2023)The present study investigates the hydrodynamic characteristics of the diagonal brush upstream fishway at the Incirli run-of-river hydropower plant on Iyidere River in Turkey. Three-dimensional velocity measurements were ... -
Image analysis based fish tail beat frequency estimation for fishway efficiency
Yıldırım, Yasin; Töreyin, B. Uğur; Küçükali, Serhat; Verep, Bülent; Turan, Davut; Alp, Ahmet (Ieee Computer Soc, 2018)In this paper, we propose image analysis based methods for estimating fish tail beat frequency, which is an indicator of fish energy consumption at fish passage structures. For this purpose, average magnitude difference ... -
Karataş deresi (Pazaryolu-Erzurum)’nin bazı hidrobiyolojik, hidrolojik ve fizikokimyasal su kalitesi özellikleri, balık faunası ve hidro-elektrik santral projelendirilmesi açısından değerlendirilmesi
Verep, Bülent; Turan, Davut; Mutlu, Cengiz (Giresun Üniversitesi, 2022)Bu çalışmada Erzurum iline bağlı Pazaryolu ilçesinin Karataş köyünden geçen Karataş deresinin bazı hidrobiyolojik, hidrolojik ve fizikokimyasal su kalitesi özelliklerinin belirlenmesiyle akarsu üzerinde planlanmış bir HES ...
