Mostrando 44,041 - 44,060 Resultados de 44,833 Para Buscar '"Fish"', tiempo de consulta: 0.55s Limitar resultados
  1. 44041
    “…Limited genomic data are available for this important group of fishes. The bighead catfish (Clarias macrocephalus) is a commercial aquaculture species in southeast Asia used for aquaculture and threatened in its natural environment through habitat destruction, over-exploitation and competition from other introduced species of Clarias. …”
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  2. 44042
  3. 44043
    “…Dwelling on cross-sectional design, we used a sample of 300 pregnant women (adolescents excluded) who had ever attended ANC in five fishing communities in Sekondi. The study was underpinned by a conceptual framework adapted from Doe's conceptual framework of male partner involvement in maternity care. …”
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  4. 44044
    “…The crisis facing the world’s oceans from plastics is well documented, yet there is little knowledge of the perspectives, experiences and options of the coastal communities facing overwhelming quantities of plastics on their beaches and in their fishing waters. In emerging economies such as those in the Coral Triangle, the communities affected are among the poorest of their countries. …”
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  5. 44045
  6. 44046
  7. 44047
    “…For the past 20 years, a great deal of work has been performed on the light input pathway in mammals and the role of intrinsically photosensitive retinal ganglion cells (ipRGCs)/melanopsin in detecting and sending light information to the suprachiasmatic nucleus (SCN). In teleost fishes, reptiles and birds, the biology of light sensitivity is more complicated as cells and tissues can be directly light responsive. …”
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  8. 44048
    “…In addition, various activities such as shipping, fishing, aquaculture, oil drilling, and energy are also carried out in MS. …”
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  9. 44049
    “…Though pastoralists have coping and adaptation approaches at the community level (such as making gardens, fishing, etc.), these have become ineffective as climatic uncertainty and change persist. …”
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  10. 44050
    “…Using boosted regression tree models to identify covariates of importance for predicting D. medinensis infection at the village and spatial hotspot levels, while controlling for surveillance intensity, we found that the presence of infection in a village was predicted by a combination of demographic (e.g. fishing village identity, dog population size), geographic (e.g. local variation in elevation), and climatic (e.g. precipitation and temperature) factors, which differed between northern and southern villages. …”
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  11. 44051
    “…The growing interest in the lability of sex determination in non‐model vertebrates such as amphibians and fishes has revealed high rates of sex chromosome turnovers among closely related species of the same clade. …”
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  12. 44052
    “…When a vessel’s demersal catch exceeds owned and leased quota for a given species, the gap can be bridged by borrowing quota from the subsequent fishing period or transforming unutilized quota in other species, restricted by limits. …”
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  13. 44053
    por Arai, Takaomi
    Publicado 2020
    “…Scientists have long sought to uncover the secrets of the migration of anguillid eels, genus Anguilla. As catadromous fishes, anguillid eels spend most of their lives in freshwater until they return to their spawning grounds in the tropics, although part of the population never enters freshwater and instead resides in brackish and marine areas close to coastlines. …”
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  14. 44054
    “…However, a compound of Pb is still used in the caulking process to repair wooden fishing boats. The present study aimed to measure Pb exposure and its immunologic effects in boatyard workers in Nakhon Si Thammarat province, Thailand, in comparison with an age-matched control group of farmers. …”
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  15. 44055
    “…ABSTRACT: Sardina pilchardus and Engraulis encrasicolus are considered the principal target species for commercial fishing in Europe and are widely consumed as semipreserved products. …”
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  16. 44056
    “…PATIENT CONCERNS: A 59-year-old male with a history of major depression and previous suicide attempts, was found, still alive and conscious, with a spear in his mouth and a fishing speargun a few meters away. The spear then penetrated the cranium and crossed the entire left cerebral hemisphere. …”
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  17. 44057
    “…While the biology of these fishes remains virtually unknown, they are routinely captured in commercial fisheries as bycatch. …”
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  18. 44058
    “…Ciguatera-derived food insecurity is particularly extreme for small island-nations, where fear of intoxication can lead to fishing restrictions by region, species, or size. …”
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  19. 44059
    “…Next, the entire structure of the genomic DNA and cDNA were determined via CapFishing-5’ Rapid Amplification of cDNA Ends (RACE), 3’RACE, and genomic PCR cloning. …”
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  20. 44060
    “…Sea lamprey, a destructive invasive species in the Laurentian Great Lakes and conservation target in North America and Europe, is among very few fishes that possess and use oral suction, yet suction has not been exploited for sea lamprey control or conservation. …”
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