Results 31 to 40 of about 3,601 (206)

Seasonal distribution of zooplankton composition and abundance in a sub-tropical mangrove and salt marsh estuary [PDF]

open access: yes, 2016
Zooplankton composition and abundance at two stations located in exposed (station I) and protected (station II) areas of Bakkhali sub-tropical estuary, Cox's Bazar, Bangladesh were investigated monthly from January 2006 to December 2006.
A., Aysha   +6 more
core   +2 more sources

Zooplankton of Oman Coastal Waters

open access: yesJournal of Agricultural and Marine Sciences, 2014
Monthly sampling during daytime was carried out in 2007-2011 at Bandar Al-Khyran (23.51oN, 58.72oE) which is the largest semi-enclosed bay on the southern end of the Sea of Oman with about 4 km2 in surface area and an average depth of 10 m.
Sergey A. Piontkovski   +4 more
doaj   +1 more source

Information-theoretic signatures of biodiversity in the barcoding gene

open access: yes, 2018
The COI mitochondrial gene is present in all animal phyla and in a few others, and is the leading candidate for species identification through DNA barcoding.
Barbosa, Valmir C.
core   +1 more source

Monthly Occurrence of Endoparasites of Chaetognaths in a Coastal System of the Mexican Central Pacific

open access: yesParasitologia
The prevalence of endoparasites associated with chaetognath abundance in the coastal waters of the Mexican Central Pacific was studied fortnightly from November 2010 to December 2011.
Viridiana Plascencia-Palomera   +5 more
doaj   +1 more source

Effects of ocean acidification on invertebrate settlement at volcanic CO2 vents [PDF]

open access: yes, 2010
We present the first study of the effects of ocean acidification on settlement of benthic invertebrates and microfauna. Artificial collectors were placed for 1 month along pH gradients at CO2 vents off Ischia (Tyrrhenian Sea, Italy).
A Rittmann   +63 more
core   +1 more source

The chaetognatha of the Eastropic Expedition, with notes as to their possible value as indicators of hydrographic conditions [PDF]

open access: yes, 1959
ENGLISH: The purpose of this study was to investigate the possibility that certain species of Chaetognatha found in Eastern Tropical Pacific waters can serve as biological indicators of oceanographic features. "Indicator" organisms have been found useful
Renner, James A., Sund, Paul N.
core  

A new species of Sagitta (Chaetognatha) from D 'Entrecasteaux Channel, Tasmania [PDF]

open access: yes, 1975
A new species of the genus Sagitta (Chaetognatha), S. guileri sp. nov. found in D'Entrecasteaux Channel, Tasmania is described and figured. Its relation to S. neglecta Aida is discussed and its distribution in the south-east coastal waters of Tasmania is
Taw, N
core   +3 more sources

Benthoplanidae, a new family of benthic ctenophores (Platyctenida), based on morphological and genetic data

open access: yesJournal of Systematics and Evolution, EarlyView.
The benthic ctenophore Benthoplana meteoris (adults left and bottom, planktonic juveniles to the top right), type species for the genus, which in turn is type for the newly erected family: Benthoplanidae (Ctenophora, Platyctenida). Abstract We present a phylogenetic analysis of benthic ctenophores of the order Platyctenida, sampling all but one genus ...
Nicholas Bezio   +2 more
wiley   +1 more source

Studies on chaetognaths off Ubatuba region, Brazil: I. distribution and abundance

open access: yesBrazilian Journal of Oceanography, 1994
The distribution of chaetognath species off Ubatuba region, São Paulo State, Brazil, was studied during a program of multidisciplinary research. Ten species belonging to the genera Sagitta, Krohnita and Pterosagitta were identified. S.
Liang Tsui Hua, Luz Amelia Vega-Pérez
doaj   +1 more source

Ultrastructure of Meelsvirus: A nuclear virus of arrow worms (phylum Chaetognatha) producing giant "tailed" virions. [PDF]

open access: yesPLoS ONE, 2018
Most known giant viruses, i.e., viruses producing giant virions, parasitize amoebae and other unicellular eukaryotes. Although they vary in the level of dependence on host nuclear functions, their virions self-assemble in the host cell's cytoplasm.
George L Shinn, Brianna L Bullard
doaj   +1 more source

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