Results 81 to 90 of about 6,145 (182)

Grazing by Diadema antillarum (Philippi) upon algal communities on rocky substrates [PDF]

open access: yes, 2014
Grazing by Diadema antillarum sea urchins is well documented for coral reefs, although information is scarce for the eastern part of the Atlantic Ocean, where rocky substrate dominates the sea bottom. This study analysed grazing activity by D. antillarum
Alves, Filipe   +3 more
core  

Increased recruitment rates indicate recovering populations of the sea urchin Diadema antillarum on Curaçao

open access: yes, 2010
Recruitment of the sea urchin Diadema antillarum philippi, 1845 was studied on artificial recruitment panels along the leeward coast of the island of Curaçao, southern Caribbean.
Bak, R.P.M.   +4 more
core   +2 more sources

Abundancia de Diadema antillarum (Echinodermata: Echinoidea) en las costas de Venezuela

open access: yesRevista de Biología Tropical, 2006
Diadema antillarum es un erizo de aguas someras del Atlántico tropical cuyas poblaciones fueron diezmadas entre los años 1983-1984 con mortandades de hasta 87-100 %.
Nicida Noriega   +2 more
doaj  

Estado de Crestas de Arrecifes en el Parque Nacional Jardines de la Reina, Cuba.

open access: yesRevista de Investigaciones Marinas, 2023
Se muestrearon en febrero 2016 cuatro crestas de arrecifes en el Parque Nacional Jardines de la Reina, Cuba, para conocer su estado. Se evaluaron indicadores ecológicos sobre el Sistema de Escalas para la Clasificación y Puntaje de Condición del Bentos ...
Leslie Hernández-Fernández   +2 more
doaj  

Temporal and Spatial Distribution Patterns of Echinoderm Larvae in La Parguera, Puerto Rico

open access: yesRevista de Biología Tropical, 2010
This study describes temporal and spatial abundance patterns of echinoderm larvae in La Parguera, Puerto Rico. For the temporal study, larvae were sampled by a series of monthly tows taken with a 64μm mesh net between the new and full moon from ...
Stacey M Williams, Jorge García-Sais
doaj   +2 more sources

SENDEROS SUBMARINOS DEL PARQUE NACIONAL CAHUITA: DESCRIPCIÓN BIOLÓGICA

open access: yesRevista Ciencias Marinas y Costeras, 2011
Los recorridos en los Senderos Submarinos del Parque Nacional Cahuitapermitieron identificar los organismos marinos presentes. La descripción biológica de la flora y la fauna se basó en la metodología de línea transecto y observación directa.
Gerardo E. Palacios Martínez
doaj  

Jenis-Jenis Bintang Laut Dan Bulu Babi (Asteroidea, Echinoidea: Echinodermata) Di Perairan Pulau Cilik, Kepulauan Karimunjawa

open access: yesJurnal Kelautan Tropis, 2018
Echinoderms are fundamentally good indicators of health and status of coralline communities in marine waters. Substrat of sandy, rububle and coral reefs are good habitat for Asteroidea dan Echinoidea.
Retno Hartati   +4 more
doaj   +1 more source

Using Artificial Reef Systems to Push Recovery of Diadema antillarum and Coral Reefs in the Caribbean

open access: yes, 2018
In 1983, a water born pathogen spread through the Caribbean ocean severely decreasing the Di-adema antillarum, the Long Spined Sea Urchin, population. Diadema antillarum are herbivores that are responsible for consuming a majority of the macroalgae on ...
Okubo, Corey
core  

The foraging strategy of Diadema antillarum (Philippi) (Echinodermata: Echinoidea) [PDF]

open access: yes, 1979
Diadema antillarum (Philippi) is a common echinoid grazer in Caribbean reef areas. Field observations in st . Croix, u.s.v.r. an.d Disc. overy Bay, Jamaica and laboratory experiments demonstrate that these urchins have a strong feeding preference for ...
Carpenter, Robert Charles
core  

Grazing by Diadema antillarum (Philippi) and its effects on the benthic algal community [PDF]

open access: yes, 1981
Field observations in St. Croix, U.S. Virgin Islands and Discovery Bay, Jamaica reveal that Diadema antillarum Philippi has a strong feeding preference for algal turf.
Carpenter, Robert C.
core   +1 more source

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