Results 31 to 40 of about 4,925 (166)

Dynamics in benthic community composition and influencing factors in an upwelling-exposed coral reef on the Pacific coast of Costa Rica [PDF]

open access: yesPeerJ, 2015
Seasonal upwelling at the northern Pacific coast of Costa Rica offers the opportunity to investigate the effects of pronounced changes in key water parameters on fine-scale dynamics of local coral reef communities.
Ines Stuhldreier   +6 more
doaj   +2 more sources

Caracterização da assembléia fitobentônica da praia do Kutuca, ilha da Marambaia, baía de Sepetiba, RJ, Brasil Characterization of the phytobenthic assemblage at Kutuca beach, Marambaia island, Sepetiba bay, Rio de Janeiro State, Brazil

open access: yesActa Botânica Brasílica, 2009
Devido aos potenciais problemas ambientais na baía de Sepetiba, sítios de monitoramento ambiental nesta baía se tornam necessários. A praia do Kutuca foi selecionada para este propósito por possuir dados pretéritos sobre a sua estrutura da comunidade ...
Renata Perpetuo Reis
doaj   +1 more source

New records of subtidal benthic marine algae from the state of Veracruz, southern Gulf of Mexico

open access: yesRevista Mexicana de Biodiversidad, 2019
New records of subtidal benthic marine algae from the State of Veracruz, the southern Gulf of Mexico, are presented, which include 7 species and 2 forms. The material was collected from 6 sampling forays at 4 locations between October 2013 and September
José Luis Godínez-Ortega   +3 more
doaj   +1 more source

Gross chemical composition, fatty acids, sterols, and pigments in tropical seaweed species off Sinaloa, Mexico

open access: yesCiencias Marinas, 2019
Biochemical composition was assessed in green (Ulva expansa, Caulerpa sertularioides, Rhizoclonium riparium, Codium isabelae), red (Spyridia filamentosa, Gracilaria vermiculophylla), and brown (Padina durvillaei) seaweeds collected from different ...
Idalia Osuna-Ruiz   +6 more
doaj   +1 more source

Keanekaragaman Jenis Anggur Laut (Caulerpa sp.) Di Pantai Pasir Putih Kepulauan Kangean Sebagai Sumber Belajar Biologi [PDF]

open access: yes, 2023
Variety of Caulerpa sp. has important benefits in ecological, economic, and cultural aspects, so they need to be protected and preserved. This research aims to: (1) identify the diversity of Caulerpa sp.
Nurkholis, Moh.
core  

Associational refuge facilitates phase shifts to macroalgae in a coral reef ecosystem

open access: yesEcosphere, Volume 9, Issue 5, May 2018., 2018
Abstract Coral reefs are among the most diverse and productive marine ecosystems and are currently threatened by natural disturbances such as predator outbreaks and tropical storms that can facilitate community shifts from coral to macroalgae. Such shifts have received considerable attention since macroalgae are known to inhibit coral recruitment, and ...
Samantha L. Davis
wiley   +1 more source

Oxytoxin-2, An Algal-Derived Molecule from a Cultured Mollusc

open access: yesNatural Product Communications, 2016
A natural caulerpenyne-derived sesquiterpene, oxytoxin-2 ( 1 ), was isolated from a cultured mollusc Volvatella vigourouxi . The structure of 1 was elucidated on the basis of spectroscopic analysis and this compound was suggested to be a diet-derived ...
Wu-Fu Chen   +11 more
doaj   +1 more source

Upwelling increases net primary production of corals and reef-wide gross primary production along the Pacific coast of Costa Rica

open access: yesFrontiers in Marine Science, 2015
Photosynthetic production is a key ecosystem service provided by tropical coral reefs, but knowledge about the contribution of corals and other reef-associated organisms and the controlling environmental factors is scarce.
Ines eStuhldreier   +9 more
doaj   +1 more source

UV-absorbing mycosporin-like compounds in some macroalgae of the Persian Gulf and its potential application in the formulation of sunscreens [PDF]

open access: yesبوم‌شناسی آبزیان, 2020
Despite major advances in chemical synthesis, the use of natural species, especially algae, is still of interest in pharmaceutical research due to its wide range of biologically active compounds.
Maryam Kokabi   +3 more
doaj  

اثر عصاره جلبک سبز گونه Caulerpa sertularioides بر رشد و عفونت‎زائی ويروس هرپس سيمپلکس تيپ يک انسانی در کشت سلولی *Vero [PDF]

open access: yes, 2006
زمينه: با توجه به افزايش روز به روز سويه‎های مقاوم به دارو در ميان انواع ويروس‎‎ها، يافتن ترکيبات ضد ويروس جديد از مواد طبيعی که قطعاً اثرات جانبی کمتری نيز دارد از دير باز مورد توجه محققين بوده است.
بهمنیار, مریم   +2 more
core  

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