The Structure and Distribution of Coral Reefs
نویسندگان
چکیده
منابع مشابه
the underlying structure of language proficiency and the proficiency level
هدف از انجام این تخقیق بررسی رابطه احتمالی بین سطح مهارت زبان خارجی (foreign language proficiency) و ساختار مهارت زبان خارجی بود. تعداد 314 زبان آموز مونث و مذکر که عمدتا دانشجویان رشته های زبان انگلیسی در سطوح کارشناسی و کارشناسی ارشد بودند در این تحقیق شرکت کردند. از لحاظ سطح مهارت زبان خارجی شرکت کنندگان بسیار با هم متفاوت بودند، (75 نفر سطح پیشرفته، 113 نفر سطح متوسط، 126 سطح مقدماتی). کلا ...
15 صفحه اولCoral reefs
facilitation during action observation in individuals with autism spectrum disorder. Curr. Biol. 15, R84–R85. 2 . Nishitani, N., Avikainen, S., and Hari, R. (2004). Abnormal imitation-related cortical activation sequences in Asperger’s syndrome. Ann. Neurol. 55, 558–5 2. 22. Dapretto, M., Davies, M.S., Pfeifer, J.H., Scott, A.A., Sigman, M., Bookheimer, S.Y., and Iacoboni, M. (200 ). Understand...
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The 1983-1984 mass mortality event of Diadema antillarum affected more than 93% of the total Caribbean population. Although there are no records about the status of Diadema populations before and after die-off on Cuban reefs, anecdotal information suggests that populations were struck. We analyzed spatial variation in the abundance and size structure of D. antillarum in 22 reefs sites in Jardin...
متن کاملThe Coral Reefs of Eilat – Past, Present and Future: Three Decades of Coral Community Structure Studies
Here, I shall present a brief review of ca.35 years of our studies on changes in the coral species diversity and community structure at Eilat, Red Sea, at several scales in space and time. In the following, I shall: (1) summarize the geographical setting and the geological, physical and biological characteristics of the Gulf of Eilat/Aqaba, then point out the uniqueness of the coral reefs of Ei...
متن کاملThe future of coral reefs.
Coral reefs, with their millions of species, have changed profoundly because of the effects of people, and will continue to do so for the foreseeable future. Reefs are subject to many of the same processes that affect other human-dominated ecosystems, but some special features merit emphasis: (i) Many dominant reef builders spawn eggs and sperm into the water column, where fertilization occurs....
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ژورنال
عنوان ژورنال: Nature
سال: 1889
ISSN: 0028-0836,1476-4687
DOI: 10.1038/040102a0