Results 101 to 110 of about 3,242 (226)

An immunocytochemical window into the development of Platynereis massiliensis (Annelida, Nereididae)

open access: yesThe International Journal of Developmental Biology, 2014
The nereidid annelid Platynereis dumerilii emerged as a well-understood model organism. P. dumerilii and P. massiliensis are sister taxa, which are morphologically indistinguishable as adults. Interestingly, they exhibit highly contrasting life-histories: while P. dumerilii is a gonochorostic species with planktonic feeding larvae, P. massiliensis is a
Helm, Conrad   +3 more
openaire   +4 more sources

Marine biodiversity of Costa Rica: Class Polychaeta (Annelida)

open access: yesRevista de Biología Tropical, 2004
Three hundred and thirty two species of polychaetes belonging to 50 families are reported for Costa Rica based on previously published reports. In a few families, available material was re-examined and appropriate changes in species identifications were ...
Harlan K Dean
doaj  

Metabolic activity and BDE 28 degradation potential of Perinereis sp. gut microbiota

open access: yesDiscover Environment
The rapidly increasing threats of bioaccumulation of persistent organic pollutants (POPs) in the marine environment have become a global concern. Benthic substratum of Gulf of Khambhat, India acts as a major sink for POPs from different sources which are
Moumita Bhowmik   +2 more
doaj   +1 more source

Three main stressors acting on the Ria Formosa lagoonal system (Southern Portugal): physical stress, organic matter pollution and the land–ocean gradient [PDF]

open access: yes, 2013
During the last 15 years of the 20th century, several researchers carried out extensive sampling of benthic macrofauna communities in the Ria Formosa lagoon.
Alongi   +48 more
core   +1 more source

Revision of the genus Micronereis (Polychaeta: Nereididae: Notophycinae)

open access: yesRecords of the Australian Museum, 1983
The genus Quadricirra Banse, 1977 is not recognized, since its principal diagnostic character, the presence of accessory parapodial cirri, is sexually dimorphic and cannot be correlated with other characters; thus Micronereis is the sole genus of the subfamily Notophycinae. A new species, M. piccola, is described and M. siciliensis and M.
openaire   +1 more source

The Namanereidinae (Polychaeta: Nereididae). Part 2. Cladistic biogeography

open access: yesRecords of the Australian Museum, Supplement, 1999
A cladistic biogeographic study of the Namanereidinae was under taken to test whether the biogeographic patterns shown by the species can be explained by vicariance, and whether they support the conventional view of Pangaean break-up and a hypothetical Tethys Sea.
openaire   +1 more source

Effects of coastal urbanization on salt-marsh faunal assemblages in the northern Gulf of Mexico [PDF]

open access: yes, 2014
Author Posting. © American Fisheries Society, 2014. This article is posted here by permission of American Fisheries Society for personal use, not for redistribution.
Anderson M.J.   +30 more
core   +2 more sources

Fecundity and the Body Length of Rag Worm, Perinereis Cultrifera (Grube 1840) From Wearlilir Beach Waters, Small Kei Islands, Southeast Maluku District [PDF]

open access: yes, 2012
The knowledge of fecundity is an important aspect in the reproductive biology. Understanding the fecundity may allow the estimation of the number of rag worm individual and the determination of the number of rag worm in the questioned length class.
Rettob, M. (Martha)
core  

Trophic Transfer of Trace Elements in an Isotopically Constructed Food Chain From a Semi-enclosed Marine Coastal Area (Stagnone di Marsala, Sicily, Mediterranean) [PDF]

open access: yes, 2013
Trace element accumulation is particularly important in coastal and transitional environments, which act as contaminant buffers between the continental and marine systems.
COSTA, Valentina   +4 more
core   +1 more source

Benthic ecology of semi-natural coastal lagoons, in the Ria Formosa (Southern Portugal), Exposed to different water renewal regimes [PDF]

open access: yes, 2013
Several studies in semi-natural coastal lagoons in the Ria Formosa lagoonal system have been carried out. These man-made water reservoirs behave as small lagoons with one opening to the tidal channels, which may be intermittent.
B. Kjerfve   +25 more
core   +1 more source

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