Results 61 to 70 of about 76,941 (214)

Pliocene Te Aute limestones, New Zealand: Expanding concepts for cool-water shelf carbonates [PDF]

open access: yes, 2003
Acceptance of a spectrum of warm- through cold-water shallow-marine carbonate facies has become of fundamental importance for correctly interpreting the origin and significance of all ancient platform limestones.
Al‐Aasam I. S.   +27 more
core   +2 more sources

Dispersal Dynamics in a Wind-Driven Benthic System

open access: yes, 1995
Bedload and water column traps were used with simultaneous wind and water velocity measurements to study postlarval macrofaunal dispersal dynamics in Manukau Harbour, New Zealand.
Commito, John A.   +4 more
core   +1 more source

BIVALVE FEEDING — HOW AND WHAT THEY EAT? [PDF]

open access: yesCroatian Journal of Fisheries, 2010
Based on the mechanism of food collection, bivalves can be suspension–feeders or deposit–feeders, or even utilize both feeding methods. Although some authors describe bivalve feeding as “automatized” process, recent studies show that some bivalves ...
Jasna Arapov   +3 more
doaj  

Lethal Parasites in Oysters from Coastal Georgia with Discussion of Disease and Management Implications [PDF]

open access: yes, 1992
Extensive mortalities of oysters, Crassostrea virginica, occurred from 1985 through 1987 in coastal waters of Georgia. Fluid thioglycolate cultures of oysters collected from 16 of 17 locations revealed infections by the apicomplexan parasite Perkinsus ...
Heffernan, Peter B.   +5 more
core  

An abrupt extinction in the Middle Permian (Capitanian) of the Boreal Realm (Spitsbergen) and its link to anoxia and acidification [PDF]

open access: yes, 2015
The controversial Capitanian (Middle Permian, 262 Ma) extinction event is only known from equatorial latitudes, and consequently its global extent is poorly resolved.
Beauchamp, Benoit   +7 more
core   +2 more sources

Morfometría de Sanguinolaria cruenta (Bivalvia: Psammobidae) en playa Tucacas, Falcón, Venezuela

open access: yesRevista de Biología Tropical, 2001
Se colectaron 312 conchas de S. cruenta con su ligamento en Playa Tucacas, Edo. Falcón, en mayo de 1999. A cada ejemplar se le midió: longitud antero-posterior, altura total, ancho, longitud anterior, altura dorsal, área de la valva y su peso.
Alberto Martín   +2 more
doaj  

Effects of macrobenthos on sediment-water oxygen and ammonium fluxes. Final Report. [PDF]

open access: yes, 1997
Sediments are an important location in determining the fate of nutrients entering the estuary. Role of sediments needs to be incorporated into water quality models.
Barnes, J.M.   +3 more
core  

Risks for public health related to the presence of tetrodotoxin (TTX) and TTX analogues in marine bivalves and gastropods [PDF]

open access: yes, 2017
Peer reviewedPublisher ...
EFSA Panel on Contaminants in the Food Chain (CONTAM)
core   +1 more source

Biological performance of the penshell Atrina maura and mussel Mytella strigata under different water flow regimes

open access: yesCiencias Marinas, 2010
Three water flow rates (3.1, 7.3, and 12.1 cm s–1) were used during a 26-day period to determine their effects on shell dimensions, tissue mass, condition index, biochemical composition of tissues, and mortality of the penshell Atrina maura and mussel ...
D Arrieche   +3 more
doaj   +1 more source

Abundancia de juveniles y crecimiento de Pinna carnea (Mytiloida: Pinnacea) en cultivo suspendido

open access: yesRevista de Biología Tropical, 2000
Se evaluó la abundancia de juveniles de Pinna carnea, el crecimiento y su relación con factores ambientales en cultivo suspendido en Turpialito, Golfo de Cariaco, Venezuela. La abundancia se determinó usando colectores suspendidos a 8 m de profundidad en
N Narváez   +4 more
doaj  

Home - About - Disclaimer - Privacy