{"title":"Isolation of Citrobacter freundii from Rainbow Trout (Oncorhynchus mykiss) in Freshwater Cage","authors":"M. Türe, I. Kutlu","doi":"10.17216/LIMNOFISH.396496","DOIUrl":"https://doi.org/10.17216/LIMNOFISH.396496","url":null,"abstract":"Bu calismada, Turkiye’nin Karadeniz Bolgesi'nde kafeslerde yetistirilen gokkusagi alabaliklari ( Oncorhynchus mykiss ) hastalik suphesi sonrasi bakteriyolojik olarak arastirilmistir. Baliklardan izole edilen bakteriyel etken, hizli teshis kiti ile Citrobacter braakii olarak isimlendirilmistir (API 20E, Profil: 1704553). Bakterinin kesin tanimlanmasi ise 16S rRNA gen bolgesinin sekansi ile gerceklestirilmistir ve bakteri Citrobacter freundii olarak tanimlanmistir. Ayrica bakterinin alti farkli antimikrobiyale karsi antibakteriyel hassasiyeti belirlenmistir. Bakteri florfenikol, enrofloksasin, oksitetrasiklin ve trimethoprim-sulfamethaksazol antibiyotiklerine karsi duyarli, eritromisin ve amoksisilin antibiyotiklerine karsi ise direncli olarak bulunmustur. En etklili antibiyotik florfenikoldur. Hastalik florfenikol ile tedavi edilmistir.","PeriodicalId":31031,"journal":{"name":"Journal of Limnology and Freshwater Fisheries Research","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43146536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Microcrustacea Fauna (Crustacea: Cladocera, Copepoda) of Tunca River (Edirne) and Their Seasonal Distribution","authors":"Hüseyin Güher, Y. Demir","doi":"10.17216/limnofish.363113","DOIUrl":"https://doi.org/10.17216/limnofish.363113","url":null,"abstract":"Bu arastirma Meric Nehri’nin bir kolu olan ve sinir asan onemli akarsularimizdan Tunca Nehri’nin Microcrustacea (Cladocera, Copepoda) faunasini ve mevsimsel dagilimini belirlemek amaciyla yapilmistir. Bu amacla Tunca Nehri’nde belirlenen 4 istasyondan Haziran 2014-Mayis 2015 tarihleri arasinda Cladocera ve Copepoda ornekleri toplanmis bu organizmalari etkileyen bazi cevresel parametreler de olculmustur. Toplanan orneklerin degerlendirilmesi sonucunda Cladocera’da 13, Copepoda’da 8 tur tespit edilirken Tunca Nehri’nde yillik ortalama 203 birey/m 3 Microcrustacea bulunmustur. Bu organizmalardan 85 birey/m 3 Cladocera (% 42) ve 118 birey/m 3 Copepoda (% 58) grubuna aittir. En yaygin turler olarak Copepoda’da Acanthocyclops robustus (G.O.Sars, 1863) 18,1 birey/m 3 ve Cyclops vicinus Uljanin, 1875 11,4 birey/m 3 ; Cladocera’da ise Daphnia pulex Leydig, 1860 (20 birey/m 3 ), Chydorus sphaericus (O.F.Muller; 1776) (18,1 birey/m 3 ), Daphnia cucullata Sars, 1862 (15,5 birey/m 3 ) ve Bosmina longirostris (O.F.Muller, 1785) (14,5 birey/m 3 ) bulunmustur. Tunca Nehri’nin olculen cevresel degiskenlerin aylara gore degisimi Yuzeysel Su Kalitesi Yonetmeligi’ne gore degerlendirilmis ve nehir suyunun aylara gore I. ila II. sinif su kalitesi arasinda degistigi, sadece fosfat degerleri acisinda III. ila IV. sinif su kalitesi arasinda oldugu tespit edilmistir.","PeriodicalId":31031,"journal":{"name":"Journal of Limnology and Freshwater Fisheries Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67545222","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Amateur Fishing License in Turkish Inland Amateur Fishery","authors":"Tuncay Ateşşahin, Mehmet Cìlbìz","doi":"10.17216/limnofish.374113","DOIUrl":"https://doi.org/10.17216/limnofish.374113","url":null,"abstract":"","PeriodicalId":31031,"journal":{"name":"Journal of Limnology and Freshwater Fisheries Research","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42716033","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Antibacterial Activity of Some Aromatic Plant Essential Oils Against Fish Pathogenic Bacteria","authors":"A. Yıldırım, H. Türker","doi":"10.17216/LIMNOFISH.379784","DOIUrl":"https://doi.org/10.17216/LIMNOFISH.379784","url":null,"abstract":"24 adet bitki turunun ucucu yaglari hidrodistilasyon yoluyla elde edildi ve 7 cesit balik patojenine ( Aeromonas hydrophila , Aeromonas salmonicida , Vibrio anguillarum , Yersinia ruckeri , Enterococcus faecalis , Lactococcus garvieae ve Streptococcus agalactiae ) karsi antibakteriyel etkileri arastirildi. Ucucu yaglarin, disk difuzyon yontemiyle elde edilen antibakteriyel aktivite sonuclari, tum patojenlere karsi kuvvetli aktiviteleri oldugunu gostermektedir. Genel olarak , Artemisia absinthium disinda tum ucucu yaglar, balik patojenlerinin cogunluguna karsi guclu antibakteriyel etkiler gostermistir. Bununla birlikte, A. absinthium ucucu yagi, sadece A. hydrophila’ ya karsi zayif antibakteriyel etki gostermistir. Yirmi dort ucucu yag arasindan cogunlukla yedi ucucu yag ( T. spicata, T. vulgaris, L. nobilis, C. verum, H. plicatum and A. citriodora Palau ) tum balik patojenlerine karsi iyi antibakteriyel aktivite sergilemislerdir. Test edilen antibiyotikler ( furazolidon, oksitetrasiklin, sefalotin ve trimetoprim/sulfametoksazol) ile karsilastirildiginda, ucucu yaglarin antibakteriyal etkileri cogunlukla esit veya guclu olarak bulunmustur. Ucucu yaglarin antibakteriyel aktivite sonuclari goz onunde bulundurarak, su urunleri yetistiriciliginde bakteriyel balik hastaliklarina karsi antimikrobiyal ajanlarin yerine alternatif olarak kullanimlari uygun olabilir.","PeriodicalId":31031,"journal":{"name":"Journal of Limnology and Freshwater Fisheries Research","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43982388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Reproduction Properties of Wels Catfish (Silurus glanis, L., 1758) Inhabiting Sıddıklı Reservoir","authors":"R. Yazıcı, Mahmut Yilmaz, O. Yazıcıoğlu","doi":"10.17216/limnofish.415933","DOIUrl":"https://doi.org/10.17216/limnofish.415933","url":null,"abstract":"Bu calismada Siddikli Baraji’nda yasayan Yayin Baligi, Silurus glanis ’ nin bazi ureme ozellikleri (esey orani, ureme peryodu, yumurta capi ve fekondite) arastirilmistir. Eylul 2015- Agustos 2016 tarihleri arasinda Siddikli Baraji’nin farkli bolgelerinden toplamda 200 ornek yakalanmistir. Esey orani 0,88:1,00 (Disi: Erkek) olarak hesaplanmistir. Disi:Erkek orani beklenen 1,00:1,00 degerinden istatistiksel olarak farkli cikmamistir (χ2= 0,841, P>0,05). Gonadosomatik indeks degerlerine gore, Siddikli Baraji’ndaki Yayin baliklarinin ureme sezonunun Nisan-Haziran aylari arasinda oldugu belirlenmistir. Ortalama total fekondite ve yumurta capi sirasiyla 46343 yumurta/birey ve 1,758 mm olarak hesaplanmistir. Nisbi fekondite her bir kilogram balik agirligina karsi 13000 yumurta olarak belirlenmistir. Fekondite-boy ve Fekondite-agirlik arasinda kuvvetli iliskiler tespit edilmistir (r 2 >0,80).","PeriodicalId":31031,"journal":{"name":"Journal of Limnology and Freshwater Fisheries Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41536993","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Seasonal Variation of Acetylcholinesterase Activity as a Biomarker in Brain Tissue of Capoeta umbla in Pülümür Stream","authors":"A. Pala, O. Serdar","doi":"10.17216/limnofish.407339","DOIUrl":"https://doi.org/10.17216/limnofish.407339","url":null,"abstract":"Bu calisma, Pulumur akarsuyundan (Tunceli) alinan Capoeta umbla (Heckel, 1843)’nin beyin dokusundaki asetilkolinesteraz (AChE) enzim aktivitesinin mevsimsel degisimini belirlemek amaciyla Mart 2015 ile Şubat 2016 tarihleri arasinda gerceklestirildi. Pulumur Akarsuyu’nun 39 06' 19''N - 39 36' 56''E (A) ve 39' 11' 36'N - 39 41' 36''E (B) koordinatlari arasinda yakalanan C.umbla ' nin AChE aktivitesindeki mevsimsel dalgalanmalar bir yil boyunca incelendi. Enzim aktivitesi, ilkbahar ve yaz aylarinda sonbahar ve kisa kiyasla daha yuksekti. Ayrica, AChE aktivitesine ait minimum deger kisin, maksimum deger ise ilkbaharda tespit edildi.","PeriodicalId":31031,"journal":{"name":"Journal of Limnology and Freshwater Fisheries Research","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48574712","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}