Results 31 to 40 of about 832,202 (212)

Investigation of parasitic helminthes in fresh water fishes in higher Zab river in Aski kalak, Erbil, Iraq [PDF]

open access: yesKirkuk Journal of Science, 2015
The microscopical examination of the digestive tract of 994 fishescollected from higher zab river at Aski kalak , Erbil belonging to four families Cyprinidae, Siluridae, Mugilidae and Mastacembelidae showed that they were infected with seven parasitic ...
Dalya S. Hashim   +2 more
doaj   +1 more source

Assessment of genetic diversity of Potamon elbursi in eastern rivers of Tehran province [PDF]

open access: yesعلوم محیطی, 2019
Introduction: investigation in genetical diversity are an effective tools for conservation of valuable, rare and endangered species. up until now, few studies have been conducted on the ecology of freshwater crabs in Iran and so their conservation issues
Siamak Yousefi Siahkalroodi   +3 more
doaj   +1 more source

Studying the Drying Kinetics of Fresh-water Crayfish (Austropotamobius pallipes) on Thin-layers

open access: yes, 2021
The drying behaviour of fresh-water crayfish (Austropotamobius pallipes) was investigated using a laboratory convective oven dryer, with the cabinets arranged in thin-layers.
Zibokere, D.S., Egbe, E.W.
core   +1 more source

Incidences of caudal fin malformation in fishes from Jubail City, Saudi Arabia, Arabian Gulf

open access: yesArchives of Polish Fisheries, 2018
These case studies endeavor to report incidences of caudal fin deformities in several commercial fishes living in natural populations in the Saudi Arabian coastal waters of the Arabian Gulf. Two groups of anomalies were observed, slight and severe.
Jawad Laith A.   +2 more
doaj   +1 more source

Understanding and mitigating global change with aquatic sensors: current challenges and future prospects

open access: yesFrontiers in Sensors, 2023
Human activities are causing global change around the world including habitat destruction, invasive species in non-native ecosystems, overexploitation, pollution, and global climate change.
Dermot Diamond   +2 more
doaj   +1 more source

Influence of nutrient availability in Bold’s Basal Medium on growth performance and biochemical productivity of Chlamydomonas reinhardtii [PDF]

open access: yesDelta Journal of Science
The unicellular green alga Chlamydomonas reinhardtii serves as a model organism for studying physiological and biochemical adaptations of microalgae to nutrient variation.
Khalil Doman   +3 more
doaj   +1 more source

CHEMICAL COMPOSITION FOR RAINWATER COLLECTIONS IN DIFFERENT REGIONS AT QUNEITRA PROVINCE [PDF]

open access: yesJournal of Agricultural Chemistry and Biotechnology, 2012
Chemical compounds concentrations in rain water collections are derived from two main sources: aerosols blown by wind and carried through rain storms, and organic and inorganic matters dissolved along water courses and in water catchments.
A. Al-Thlaya, A. A. Nizam
doaj   +1 more source

Infection status with plerocercoid of ligulid tapeworm in cyprinid fish from three lakes in Republic of Korea

open access: yesHelminthologia, 2018
We have investigated freshwater cyprinid fish for its current infection status with plerocercoid of ligulid tapeworm in the Republic of Korea.
Song H. B., Park G. M.
doaj   +1 more source

Overview on the Biosecurity Measures of Salmonid Fish Farms: A Case Study in Italy

open access: yesFishes, 2023
Italy is one of the main European producers of trout fish, and the most important producing area is the Autonomous Province of Trento (APT) in the North East.
Matteo Mazzucato   +12 more
doaj   +1 more source

Desalination of seawater using geothermal energy to meet future fresh water demand of Saudi Arabia

open access: yes, 2017
The future economy of the Middle East countries (GDP growth) depends on the availability of fresh water for domestic and agricultural sectors. Saudi Arabia, for example, consumes 275 L/day per capita of water that is generated from desalination process ...
Varun, C.   +4 more
core   +1 more source

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