Results 51 to 60 of about 4,397 (232)

FAUNA DE PLÂNCTONS GELATINOSOS (CNIDARIA; CHAETOGNATHA) EM UMA ZONA COSTEIRA AMAZÔNICA / FAUNA OF GELATINOUS PLANKTON (CNIDAIRA; CHAETOGNATHA) IN THE AMAZON COASTAL ZONE

open access: yesBrazilian Journal of Development, 2020
totalizou zooplâncton, ambiente marinho, sazonalidade. ABSTRACT In the Amazon coastal zone, gelatinous zooplankton occur, which are important in the marine trophic chain and are bioindicators of environmental quality.
M. F. Pereira, A. Gutjahr
semanticscholar   +1 more source

The Chaetognaths of the water of the Peru region [PDF]

open access: yes, 1964
ENGLISH: A study has been made of the distributions of the 28 species of Chaetognatha in the waters off Peru and southern Ecuador, based primarily on data from oceanographic surveys carried out between 1958 and 1961 by the Inter-American Tropical Tuna ...
Sund, Paul N.
core  

Spring diet and feeding strategy of the European sprat Sprattus sprattus (L., 1758) from the Black Sea coast of Turkey

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2015
This study aims to identify the spring diet composition and feeding strategy of the European sprat, Sprattus sprattus. Diet composition of European sprat was investigated for the first time in the central Black Sea coast of Turkey.
Bahar Bayhan, Tuncay Murat Sever
doaj   +1 more source

Environmental DNA Reveals Diverse and Depth‐Stratified Biodiversity in East Indian Ocean Submarine Canyons

open access: yesEnvironmental DNA, Volume 8, Issue 2, March/April 2026.
Environmental DNA metabarcoding reveals diverse animal communities across Cape Range and Cloates submarine canyons off Western Australia. Two assays detected 234 species spanning 125 families across 11 phyla, highlighting canyon‐specific assemblages and demonstrating the value of eDNA for establishing biodiversity baselines in remote and poorly ...
Georgia M. Nester   +7 more
wiley   +1 more source

Net phytoplankton and zooplankton in the New York Bight, January 1976 to February 1978, with comments on the effects of wind, Gulf Stream eddies, and slope water intrusions [PDF]

open access: yes, 1984
Results are given of monthly net phytoplankton and zooplankton sampling from a 10 m depth in shelf, slope, and Gulf Stream eddy water along a transect running southeastward from Ambrose Light, New York, in 1976, 1977, and early 1978.
Jossi, Jack W., Smith, Daniel E.
core  

Studies on Chaetognatha of the Indian EEZ [PDF]

open access: yes, 2000
The Phylum Chaetognatha, the members of which are popularly known as 'arrow worms'is a holoplanklonic group found in all the oceans in the epi. mesa and bathypelagic zones.
Mathew, K J
core  

Environmental Gradients and Ecological Processes Are Main Drivers of Eukaryotic Diversity in the Eastern Red Sea

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
Across 266 water column samples, COI eDNA metabarcoding detected 4298 eukaryotic MOTUs spanning 40 phyla in the Eastern Red Sea. Community composition varied strongly across depth and regions, revealing hidden biodiversity patterns and providing a baseline for conservation‐oriented monitoring in a future‐ocean analogue.
Carlos Angulo‐Preckler   +14 more
wiley   +1 more source

Nearshore marine ecology at Hutchinson Island, Florida: 1971-1974. VI. plankton dynamics, 1971-1973, VII. phytoplankton 1971-1973, VIII. zooplankton, 1971-1973, IX. diel plankton, 1973-1974, X. benthic algae species list [PDF]

open access: yes, 1979
(Document has 122 pages.
Glass, Brian M.   +6 more
core  

Abundancia y biomasa de Chaetognatha (Aphragmophora) en la zona pelágica del Pacífico Colombiano

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2018
Dada la importancia de los quetognatos por su alto impacto depredador y su rol en la transferencia energética desde el fitoplancton hasta niveles tróficos superiores, por primera vez, se evaluó en el Océano Pacífico Colombiano (OPC) su biomasa seca ...
Raúl Hernando López Peralta
doaj   +1 more source

Investigating Environmental DNA Variability and Species Detections Through Passive and Active Sampling Across Time: A Case Study From a Hyper‐Diverse Coastal System

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
This study compared the ability of active and passive eDNA filtration methods to capture environmental DNA in a marine environment with highly variable eDNA signals. Active sampling detected a greater proportion of fish biodiversity, whereas passive sampling detected a larger proportion of metazoa, with a trend of significant accumulation of numbers of
Daniel Estévez‐Barcia   +2 more
wiley   +1 more source

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