Results 11 to 20 of about 1,067 (179)

The Possession of Coccoliths Fails to Deter Microzooplankton Grazers [PDF]

open access: yesFrontiers in Marine Science, 2020
Phytoplankton play a central role in the regulation of global carbon and nutrient cycles, forming the basis of the marine food webs. A group of biogeochemically important phytoplankton, the coccolithophores, produce calcium carbonate scales that have ...
Kyle M. J. Mayers   +14 more
doaj   +7 more sources

Microzooplankton grazing in the gulf of california

open access: yesCiencias Marinas, 2001
Microzooplankton (organisms < 200 μm) grazing rates were determined using the dilution technique at nine stations in the central region of the Gulf of California and one in the sill of the Guaymas Basin, during spring, summer, and autumn 1995.
J García-Pámanes, JR Lara-Lara
doaj   +3 more sources

Microzooplankton grazing in the Eastern Bering Sea in summer

open access: yesDeep Sea Research Part II: Topical Studies in Oceanography, 2014
Dilution experiments to estimate microzooplankton grazing on phytoplankton were conducted during the summers of 2008, 2009, and 2010 in the Eastern Bering Sea as part of the BEST-BSIERP integrated ecosystem project. All three summers followed cold springs in the Bering Sea.
Stoecker, Diane K.   +2 more
openaire   +5 more sources

The Effect of Dissolved Polyunsaturated Aldehydes on Microzooplankton Growth Rates in the Chesapeake Bay and Atlantic Coastal Waters

open access: yesMarine Drugs, 2015
Allelopathy is wide spread among marine phytoplankton, including diatoms, which can produce cytotoxic secondary metabolites such as polyunsaturated aldehydes (PUA).
Peter J. Lavrentyev   +3 more
doaj   +3 more sources

Impact of ocean acidification on microzooplankton grazing dynamics

open access: yesFrontiers in Marine Science
This study examines the potential impacts of projected atmospheric carbon dioxide (pCO2) levels reaching 800 ppm by the end of the century, focusing on ocean acidification effects on marine ecosystems in the coastal areas of Bohai.
Wenting Shi   +14 more
doaj   +3 more sources

Microzooplankton production in the oceans [PDF]

open access: yesICES Journal of Marine Science, 2004
Abstract A literature synthesis of phytoplankton growth (μ) and grazing (m) rate estimates from dilution experiments reveals that microzooplankton account for most phytoplankton mortality in the oceans, averaging 60–75% of daily phytoplankton production (PP) across a spectrum of open-ocean and coastal systems. For reasonable estimates of
Landry, Mr, Calbet, A
openaire   +3 more sources

Grazing on Pfiesteria piscicida by microzooplankton [PDF]

open access: yesAquatic Microbial Ecology, 2000
The potential grazing pressure of natural assemblages of microzooplankton ( 2 d -1 in 6 out of 10 experiments. In previous studies, the maximum instantaneous rate of growth of NTZ was
DK Stoecker, K Stevens, DE Gustafson
openaire   +1 more source

Disentangling niche competition from grazing mortality in phytoplankton dilution experiments. [PDF]

open access: yesPLoS ONE, 2017
The dilution method is the principal tool used to infer in situ microzooplankton grazing rates. However, grazing is the only mortality process considered in the theoretical model underlying the interpretation of dilution method experiments.
Stephen J Beckett, Joshua S Weitz
doaj   +1 more source

Seasonal and spatial comparisons of phytoplankton growth and mortality rates due to microzooplankton grazing in the northern South China Sea [PDF]

open access: yesBiogeosciences, 2013
We conducted a comprehensive investigation on the microzooplankton herbivory effect on phytoplankton in the northern South China Sea (SCS) using the seawater dilution technique at surface and deep chlorophyll maximum (DCM) layers on two cruises (July ...
B. Chen   +4 more
doaj   +1 more source

Summertime tintinnids in surface water of the Weddell and Cosmonaut seas: community structure and relationships with different water masses

open access: yesPolar Research, 2023
Tintinnids (Ciliophora) are important microzooplankton grazers. In the Southern Ocean, they are found in the Antarctic Zone, Polar Front and Subantarctic Zone.
Jingyuan Li   +6 more
doaj   +1 more source

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