Results 31 to 40 of about 36,973 (122)

Diversidad de esponjas en arrecifes de coral mesofóticos protegidos del suroccidente de Cuba

open access: yesRevista de Investigaciones Marinas, 2022
Las esponjas son organismos cruciales en los arrecifes de coral mesofóticos (30-150 m de profundidad) por su diversidad, abundancia y múltiples funciones ecológicas.
María Rosa García-Hernández   +4 more
doaj  

Global status, impacts, and management of rocky temperate mesophotic ecosystems

open access: yesConservation Biology, Volume 38, Issue 1, February 2024.
Abstract The ecology and function of rocky temperate mesophotic ecosystems (TMEs) remain poorly understood globally despite their widespread distribution. They typically occur at 20–150 m (the limit of photosynthesis), and on rocky substratum they support rich benthic communities and mobile fauna.
James J. Bell   +5 more
wiley   +1 more source

Lipid biomarkers reveal trophic relationships and energetic trade‐offs in contrasting phenotypes of the cold‐water coral Desmophyllum dianthus in Comau Fjord, Chile

open access: yesFunctional Ecology, Volume 38, Issue 1, Page 126-142, January 2024.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Benthic suspension feeders like corals and sponges are important bioengineers in many marine habitats, from the shallow tropics to the depth of polar oceans. While they are generally considered opportunistic, little is known about their actual in situ diet.
Marlene Wall   +12 more
wiley   +1 more source

Lista de Zoantharia (Cnidaria: Anthozoa) del Caribe y de Colombia

open access: yesBiota Colombiana, 2005
oantharia es un orden de gran importancia en la subclase Hexacorallia (clase Anthozoa), usualmente conocidos como Zoantideos o anémonas coloniales. Está compuesto en su mayoría por organismos coloniales (Herberts 1987), de distribución cosmopolita en los
Alberto Acosta   +2 more
doaj   +10 more sources

Esteroles en esponjas marinas [PDF]

open access: yes, 1983
: This review covers most of the published work on sterols Isolated from marine sponges. The carbón range of those sterols varíes from C19 to C31 and their structures possess conventlonal and novel nucieus and/or side chalns.RESUMEN: Esta revisión ...
Duque Beltrán, Carmenza   +2 more
core  

Composición Esterólica de la Esponja Marina Xestospongia Muta

open access: yesRevista Colombiana de Química, 1985
RESUMEN: De la esponja marina Xestospongia muta recolectada en la bahía de Santa Marta, Caribe Colombiano, se aislaron por Cromatografía en Columna (CC) sobre Silica gel, eluyendo con Benceno: Acetato de Etilo 10:2, dos fracciones esteróiicas; XMl (Rf = 0,28,Si02/Benceno; AcOEt 10:2) y XM2 (Rf = 0,24,SiO2/Benceno : AcOEt 10:2), Los esteróles presentes ...
Duque Beltrán, Carmenza   +2 more
openaire   +3 more sources

Riqueza taxonómica de esponjas marinas del Pacífico Este Tropical

open access: yes, 2023
The Eastern Tropical Pacific (ETP) is a region within the Pacific Ocean, which extends from the west coast of Central America to the west of the Galápagos Islands.
Leoro Berrazueta, Paula Valentina
core  

CULTIVO EXPERIMENTAL DE DOS ESPONJAS MARINAS EN CONDICIONES DE LABORATORIO

open access: yesBulletin of Marine and Coastal Research, 2016
Two species of sponges, Desmapsamma anchorata (Carter, 1882) and Aplysina fistularis insularis (Duch. and Mich., 1864) were observed and collected in the Santa Marta region (Colombian Caribbean). These sponges present special characteristics such as fast encrusting growth in D. anchorata, and asexual reproduction by budding in A.
openaire   +1 more source

Actividad biológica vs. composición química del extracto clorofórmico de la esponja marina didiscus oxeata

open access: yesRevista Colombiana de Química, 1988
Del extracto clorofórmico de la esponja marina Didiscus oxeata utilizando métodos cromatográficos y espectroscópicos (UV. IR. RMN-
Duque, C., Zea, S., Silvestri De, J.
openaire   +3 more sources

ANTILEISHMANIAL EPIDIOXYSTEROLS FROM THE COLOMBIAN MARINE SPONGE Ircinia campana ARE OXIDATION PRODUCTS FROM NATURALLY OCCURRING Δ5,7 STEROLS LOS EPIDIOXIESTEROLES CON ACTIVIDAD ANTILEISHMANIA DE LA ESPONJA MARINA COLOMBIANA Ircinia campana SON PRODUCTOS DE OXIDACIÓN DE LOS ESTEROLES NATURALES Δ5,7

open access: yesVitae, 2007
Marine sponges of the genus Ircinia are known to contain several classes of metabolites, some of them with interesting biological activities as furanesesterterpenes, polyprenylated hydroquinones, macrolides, sulfur containing terpenoids, and steroids ...
Diana M. MÁRQUEZ F.   +1 more
doaj  

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