Results 1 to 10 of about 4,482 (204)

Prevalence and Intensity Effects of Anisakidae Nematode on Eastern Baltic Cod (Gadus morhua Linnaeus, 1758) Condition Factors and Energy Reserves

Fishes
Over the past few decades, the population of cod in the Eastern Baltic has faced numerous challenges due to environmental changes, overfishing, and predation, as well as the effects of infection by third-stage larvae of the Anisakidae parasite in the ...
Maija Selezņova, Ēriks Krūze, Aivars Cīrulis, Tatjana Baranova, Maira Mateusa, Ivo Šics, Kārlis Heimrāts, Jānis Gruduls, Laura Briekmane, Gunita Deksne   +9 more
doaj   +1 more source

Growth, feed utilization, survival and body composition of fingerlings of Slender walking catfish, Clarias nieuhofii, fed diets containing different protein levels [PDF]

Songklanakarin Journal of Science and Technology (SJST), 2012
The effects of test diets, containing different dietary protein levels (32, 36, 40, and 44%), on growth, feed conversionrate and survival of slender walking catfish (Clarias nieuhofii) fingerlings were studied.
Anut Kiriratnikom, Suphada Kiriratnikom
doaj  

Population structure and reproductive biology of Loricariichthys melanocheilus Reis & Pereira, 2000 (Siluriformes: Loricariidae) in the rio Ibicuí, Brazil

Neotropical Ichthyology
The objective of this study was to analyze population structure (spatial distribution, seasonal distribution and distribution by length classes, sex ratio and length-weight relationship) and aspects of the reproductive biology of Loricariichthys ...
Éverton Luís Zardo, Everton Rodolfo Behr   +1 more
doaj   +1 more source

Microplastic contamination in the endemic Fiji maskray (Neotrygon romeoi)

Frontiers in Marine Science
Plastic waste accumulates in coastal environments, posing risks to marine organisms and the human communities that depend on them. Fiji relies heavily on inshore fisheries, yet the extent and physiological implications of microplastic (MP) contamination ...
Ramona Davuke, Waisiki Sevakarua, Tom Vierus, Kerstin Glaus   +3 more
doaj   +1 more source

Population dynamics and seasonal variation in biological characteristics of black sea bream (Acanthopagrus schlegelii) in Zhanjiang coastal waters, China

Frontiers in Marine Science
This study examined the population dynamics and seasonal variation (winter-summer) in the biological characteristics of black sea bream (Acanthopagrus schlegelii) in Zhanjiang coastal waters, China.
Hagai Nsobi Lauden, Shaoliang Lyu, Alma Alfatat, Happiness Moses Mwemi, Jamaluddin Fitrah Alam, Ning Chen, Xuefeng Wang   +6 more
doaj   +1 more source

Assessment of heavy metal load in chub liver (Cyprinidae – Leuciscus cephalus) from the Nišava River (Serbia)

Biologica Nyssana, 2011
The Nišava River plays an important role as the source for both drinking water and agricultural irrigation due to its hydrological and geomorphological characteristics as the largest river in the region of southeast Serbia.
Jovanović, B., Mihaljev, Ž., Maletin, S., Palić, D.   +3 more
doaj  

Cortisol and its metabolites in juvenile Siberian sturgeon, Acipenser baerii Brandt, 1869 in response to short-term food deprivation

Caspian Journal of Environmental Sciences, 2014
In this study, the effect of short-terms starvation (0, 2, 4 and 8 days) on plasma cortisol, glucose, triglyceride and cholesterol levels and also hepatosomatic index in Siberian sturgeon, Acipenser baerii, was investigated.
Ashouri, G., Yavari, V., Bahmani, M., Yazdani, M.A., Kazemi, R., Morshedi, V., Eslamlo, K.   +6 more
doaj  

Reproduction of the fish Poeciliopsis gracilis (Cyprinodontiformes: Poeciliidae) in Coatetelco, a tropical shallow lake in Mexico

Revista de Biología Tropical, 2008
A reproductive analysis of 1 225 specimens of Poeciliopsis gracilis obtained through monthly samples from Coatetelco, a tropical shallow lake in Central Mexico, was made.
José Luis Gómez-Márquez, Bertha Peña-Mendoza, Isaías H Salgado-Ugarte, Abby K Sánchez-Herrera, Leonardo Sastré-Baez   +4 more
doaj  

Dietary Paenibacillus polymyxa AM20 as a new probiotic: Improving effects on IR broiler growth performance, hepatosomatic index, thyroid hormones, lipid profile, immune response, antioxidant parameters, and caecal microorganisms. [PDF]

Poult Sci
Zhou L, Abouelezz K, Momenah MA, Bajaber MA, Baazaoui N, Taha TF, Awad AE, Alamoudi SA, Beyari EA, Alanazi YF, Allohibi A, Saad AM.   +11 more
europepmc   +1 more source

Integrated molecular and metabolomic assessment of copper hydroxide nanopesticide toxicity in zebrafish. [PDF]

Fish Physiol Biochem
Aksakal FI, Gür C, Şişman T, Özli S, Şenol O, Aksakal Ö.   +5 more
europepmc   +1 more source