Results 31 to 40 of about 128,623 (197)

Physical controls and mesoscale variability in the Labrador Sea spring phytoplankton bloom observed by Seaglider [PDF]

open access: yes, 2009
We investigated the 2005 spring phytoplankton bloom in the Labrador Sea using Seaglider, an autonomous underwater vehicle equipped with hydrographic, bio-optical and oxygen sensors.
Rhines, Peter B.   +2 more
core   +1 more source

Assessing Phytoplankton Bloom Phenology in Upwelling-Influenced Regions Using Ocean Color Remote Sensing

open access: yesRemote Sensing, 2021
Phytoplankton bloom phenology studies are fundamental for the understanding of marine ecosystems. Mismatches between fish spawning and plankton peak biomass will become more frequent with climate change, highlighting the need for thorough phenology ...
Afonso Ferreira   +4 more
doaj   +1 more source

Satellite views of the seasonal and interannual variability of phytoplankton blooms in the eastern China seas over the past 14 yr (1998–2011) [PDF]

open access: yesBiogeosciences, 2013
The eastern China seas are some of the largest marginal seas in the world, where high primary productivity and phytoplankton blooms are often observed. However, little is known about their systematic variation of phytoplankton blooms on large spatial and
X. He   +6 more
doaj   +1 more source

Emergence of Algal Blooms: The Effects of Short-Term Variability in Water Quality on Phytoplankton Abundance, Diversity, and Community Composition in a Tidal Estuary

open access: yesMicroorganisms, 2014
Algal blooms are dynamic phenomena, often attributed to environmental parameters that vary on short timescales (e.g., hours to days). Phytoplankton monitoring programs are largely designed to examine long-term trends and interannual variability. In order
Todd A. Egerton   +3 more
doaj   +1 more source

High numbers of Trichodesmium and diazotrophic diatoms in the southwest Indian Ocean [PDF]

open access: yes, 2009
We observed high cell numbers of large (>50?m) nitrogen-fixing phytoplankton to the south and to the east of Madagascar in February 2005. The distribution of the diazotrophic taxa we found was markedly different: Trichodesmium was most abundant (500 ...
Poulton, Alex J.; id_orcid   +4 more
core   +1 more source

The Gulf of Naples as a model system for plankton ecology studies

open access: yes, 2023
Marine Ecology, EarlyView.
Adriana Zingone   +2 more
wiley   +1 more source

A lag bloom pattern of phytoplankton after freshwater input events revealed by daily samples during summer in Qinhuangdao coastal water, China

open access: yesFrontiers in Microbiology
Phytoplankton blooms have become a global concern due to their negative impacts on public health, aquaculture, tourism, and the economic stability of coastal regions.
Gang Wang   +12 more
doaj   +1 more source

Research on Temporal and Spatial Variation Characteristics of Eutrophication in the Xiaojiang River Basin under the Change of Water Level in the Three Gorges Reservoir Area

open access: yesRenmin Zhujiang, 2020
Since the operation of the Three Gorges Reservoir, the phytoplankton blooms in Xiaojiang River Basin has become more and more serious. This paper monitors and analyzes the change of water level in Three Gorges Reservoir area, the total nitrogen and ...
ZHOU Xingyue, HUANG Gang, ZHU Shujing
doaj  

The combined effects of filter-feeding bivalves (Cristaria plicata) and submerged macrophytes (Hydrilla verticillate) on phytoplankton assemblages in nutrient-enriched freshwater mesocosms

open access: yesFrontiers in Plant Science, 2023
Freshwater ecosystems are threatened by eutrophication, which causes persistent and harmful algal blooms. Filter-feeding bivalve mollusks and submerged macrophytes (SMs) alleviate the eutrophication effects by inhibiting phytoplankton biomass blooms ...
Xue Du   +10 more
doaj   +1 more source

Intercomparison of carbon‐13 and carbon‐14 tracer approaches for estimating marine calcification and net primary production

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Accurate measurements of phytoplankton net primary production (NPP) and calcification are essential for quantifying marine carbon cycling, yet in situ calcification rates remain poorly constrained. We compared 13C‐ and 14C‐based tracer methods for NPP in laboratory cultures of the diatom Chaetoceros tenuissimus and the coccolithophore ...
Chloe L. Smith   +4 more
wiley   +1 more source

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