Ara
Toplam kayıt 31, listelenen: 21-30
The discovery of Lepeophtheirus acutus Heegaard, 1943 (Copepoda: Caligidae) from two new elasmobranch hosts in the Mediterranean Sea, and a comparative redescription of Lepeophtheirus rhinobati Luque, Chaves et Cezar, 1998
(Walter de Gruyter GMBH, 2018)
In this study, supplementary information on the morphology of the siphonostomatoid copepod Lepeophtheirus acutus Heller, 1865 is given based on new material collected from the ventral body surface and mouth cavity of common ...
Barotrauma Treatment Effects on Survival Rates for some Discarded Fish by Trawl Fishery
(Parlar Scientific Publications (PSP), 2018)
The discard and its losses is an important issue with the principles of sustainable and responsible fishery for researchers and the fishing technology. In this study, discard fate, which is caught and released into the sea ...
Changes in digestive enzyme activities during different developmental stages of the crayfish Astacus leptodactylus Eschscholtz, 1823
(Indian Council of Agricultural Research, 2018)
The present study determined changes in protease, alpha-amylase and lipase activities during embryonic and post-embryonic developmental stages of the freshwater crayfish Astacus leptodactylus Eschscholtz, 1823. The embryonic ...
The effect of mannan-oligosaccharide (MOS) as a feed supplement on growth and some blood parameters of gilthead sea bream (sparus aurata)
(Central Fisheries Research Inst, 2018)
The study investigated the effect of increasing dietary inclusion of Mannan oligosaccharide (MOS) on growth and blood parameters of sea bream (Sparus aurata). Varying concentrations of MOS were added to commercial sea bream ...
Confirmed occurrence of moontail bullseye, priacanthus hamrur (Actinopterygii: Perciformes: Priacanthidae), in the mediterranean sea with first record off the coast of Turkey
(Scientific Society of Szczecin, 2018)
A new Lessepsian migrant, moontail bullseye, Priacanthus hamrur (Forsskal, 1775), is recorded for the second time from the Mediterranean Sea, and for the first time from Turkey. A single male specimen of P. hamrur was ...
The effects of seasonal, sex and size on the digestive enzyme activities in freshwater crayfish (Astacus leptodactylus Eschscholtz, 1823)
(Wiley, 2018)
The effects of seasonal, sex and size on digestive enzyme activities of Astacus leptodactylus in natural habitat were investigated in the present study. The freshwater crayfish were sampled 584 individual as seasonally ...
The Asi River's Estimated Nutrient Load and Effects on the Eastern Mediterranean
(Istanbul Universty Press, 2018)
Rivers are primary receiving environments for agricultural runoff and for domestic and industrial discharges. Rivers assimilate and treat incoming pollution load until self-purification capacity is reached. The remaining ...
Parallel evolution and adaptation to environmental factors in a marine flatfish: Implications for fisheries and aquaculture management of the turbot (Scophthalmus maximus)
(Wiley-Blackwell, 2018)
Unraveling adaptive genetic variation represents, in addition to the estimate of population demographic parameters, a cornerstone for the management of aquatic natural living resources, which, in turn, represent the raw ...
Testicular germ line cell identification, isolation, and transplantation in two North American catfish species
(Springer, 2018)
Our aim was to transplant blue catfish germ line stem cells into blastulae of triploid channel catfish embryos to produce interspecific xenogenic catfish. The morphological structure of the gonads of blue catfish (Ictalurus ...
By-catch and monetary loss of pufferfish in Turkey, the Eastern Mediterranean
(Ege University Faculty of Fisheries, 2018)
Non-native pufferfish have been a part of the Mediterranean marine ecosystem since the 1930s. However, there is a lack of knowledge regarding the by-catch of these species. This study aimed to compare the by-catch of ...