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European Marine Science Aquatic Commons

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European Marine Science Aquatic Commons

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460 research outcomes, page 1 of 46
  • publication . Other ORP type . Article . 2019
    Open Access Spanish; Castilian
    Authors:
    Sánchez, Carlos;
    Persistent Identifiers
    Publisher: Universidad de Costa Rica

    What has been the evolution of the Inter-American Committee on Mathematical Education (IACME) in the 21st century? What are its main goals and accomplishments? What has been its relationship with the international community of Mathematics Education, and, in particular, ...

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  • publication . Image . Article . 2019
    Open Access
    Authors:
    Mesa, Vilma;
    Persistent Identifiers
    Publisher: Universidad de Costa Rica

    In the Undergraduate Teaching and Learning in Mathematics with Open Software and Textbooks project we study the use of open source textbooks in the teaching and learning of mathematics at the university level (Beezer et al., 2018). The project gathers (a) real-time, ind...

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  • publication . Image . Article . 2019
    Open Access Spanish; Castilian
    Authors:
    Villarreal, Monica Ester;
    Persistent Identifiers
    Publisher: Universidad de Costa Rica
    Country: Argentina

    El desarrollo de actividades y proyectos de modelización matemática en la formación de futuros profesores resulta de vital importancia debido a que, tanto en documentos curriculares para la formación inicial de profesores de matemática, como en documentos curriculares p...

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  • publication . Article . 2019
    Open Access Persian
    Authors:
    B. Khorshidpor;
    Persistent Identifiers

    A series of on the analyses on the meat tuna fishes from fishing till canning stage were carried out. For this experiment samples were taken from fresh defrost and canned fishes of yellow tuna, skipjack tuna, eastern little tuna, little tuna and long tail tuna. Fat cont...

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  • publication . Article . 2019
    Open Access English
    Authors:
    Baharara, J.; Nikdel, N.; Nezhad Shahrokhabadi, Kh.; Amini, E.;
    Persistent Identifiers

    Skin cancer has been reported as a contemporary malignant cancer. Here, anti-cancer effects of sea cucumber extract (SCE) from Holothuria arenicola have been examined on melanoma cells and compared with imidazole carboxamide (Dacarbazine) as a chemotherapy medication ag...

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  • publication . Article . 2018
    Open Access Persian
    Authors:
    Safahieh, A.R.; Jaddi, Y.; Movahedinia, A.A.; Hallajian, A.; Dezhandian, S.;
    Persistent Identifiers

    Pesticides are environmental contaminants which normally enter to aquatic ecosystems after being used in aquaculture. In this research, acute toxicity of diazinon was studied on Caspian Sea common bream (Abramis brama). This pesticide may enter in aquatic food chain and...

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  • publication . Article . 2018
    Open Access Persian
    Authors:
    Morovvati, H.; Khaksary Mahabady, M.; Mesbah, M.M.; Hadi Jafari, M.;
    Persistent Identifiers

    Barbus grypus is native fishes in Khuzestan province which its species with a wide distribution in the rivers that considered fisheries research in province. The fish have no stomach, space of intestine is narrow to store of food, for this reason anterior intestine dila...

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  • publication . Article . 2018
    Open Access English
    Authors:
    ÖZ, M.; Dikel, S.; Durmus, M.;
    Persistent Identifiers
    Publisher: IRANIAN FISHERIES SCIENCE RESEARCH INST-IFSRI
    Country: Turkey

    In this study, rainbow trout were fed for a total of 144 days with different feed mixes containing 0.00%, 0.10%, 0.40%, 0.70%, 1.00% and 1.30% black cumin oil. The effect of black cumin oil on growth performance, feed content and fatty acid composition of rainbow trout ...

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  • publication . Article . 2018
    Open Access Persian
    Authors:
    Mohammadrezaei, D.;
    Persistent Identifiers

    The vitellogenin gene expression can be altered by some estrogenic plant compounds like Genistein and β-sitosterol. Therefore, the measurement of vitellogenin gene expression can be used as an indicator to determine their effect on reproductive performance of aquatic an...

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  • publication . Article . 2018
    Open Access Persian
    Authors:
    Doustdar, M.; Ramin, M.; Nasrollahzadeh Saravi, H.; Afraei, M.A.; Rahmai, R.;
    Persistent Identifiers

    This study was conducted to determine heavy metals (Cu, Mo, As, Hg) in fish species of Aras River (East Azerbaijan) at four stations (From Julfa to 25km after Nourdos border) during four seasons from 2015 to 2016. Thirty eight specimens of fish were collected by using o...

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460 research outcomes, page 1 of 46