Results 31 to 40 of about 1,522 (191)

Examination of the toxicity of a new group of Karenia papilionacea isolated from the Yellow Sea, China, to multiple species of marine aquatic animals [PDF]

open access: yesFrontiers in Microbiology
IntroductionThe dinoflagellate genus Karenia G. Hansen and Moestrup is notorious for forming harmful algal blooms (HABs), most of which can produce a variety of potent toxins (e.g., brevetoxins), killing fish and other aquatic animals above a certain ...
Qiantong Chen   +13 more
doaj   +2 more sources

Microbial and chemical dynamics of a toxic dinoflagellate bloom [PDF]

open access: yesPeerJ, 2020
Harmful Algal Blooms (HABs) exert considerable ecological and economic damage and are becoming increasingly frequent worldwide. However, the biological factors underlying HABs remain uncertain.
Nastassia V. Patin   +5 more
doaj   +2 more sources

RNA Sequencing Revealed Numerous Polyketide Synthase Genes in the Harmful Dinoflagellate Karenia mikimotoi. [PDF]

open access: yesPLoS ONE, 2015
The dinoflagellate Karenia mikimotoi forms blooms in the coastal waters of temperate regions and occasionally causes massive fish and invertebrate mortality. This study aimed to elucidate the toxic effect of K.
Kei Kimura   +8 more
doaj   +1 more source

Machine Learning Classification Algorithms for Predicting Karenia brevis Blooms on the West Florida Shelf

open access: yesJournal of Marine Science and Engineering, 2021
Harmful algal blooms (HABs), events that kill fish, impact human health in multiple ways, and contaminate water supplies, have increased in frequency, magnitude, and impacts in numerous marine and freshwaters around the world.
Marvin F. Li   +2 more
doaj   +1 more source

Are offshore phytoplankton susceptible to Karenia brevis allelopathy? [PDF]

open access: yesJournal of Plankton Research, 2014
The bloom-forming dinoflagellate Karenia brevis produces a suite of allelopathic compounds that inhibit the growth of several phytoplankton competitors in laboratory experiments. However, it is less clear how allelopathy affects competition in the field, including whether allelopathic compounds impact K. brevis bloom dynamics.
Kelsey Poulson-Ellestad   +3 more
openaire   +1 more source

Distinct, Depth-Stratified Communities of Heterotrophic, Mixotrophic, and Parasitic Dinoflagellates and Ciliates in the Subarctic Northeast Pacific Euphotic Zone. [PDF]

open access: yesJ Eukaryot Microbiol
ABSTRACT Dinoflagellates and ciliates are important grazers of primary production in the Northeast Pacific but knowledge of their taxonomic composition and depth‐distribution is limited. These organisms also display a variety of heterotrophic feeding modes including heterotrophy, mixotrophy, and parasitism.
Jones EL   +5 more
europepmc   +2 more sources

Improving forecasts for Karenia brevis in the Gulf of Mexico

open access: yes, 2022
Corresponding author's email: richard.stumpf@noaa ...
Stumpf, Richard P.   +11 more
openaire   +2 more sources

Modeling the spatio-temporal distribution of Karenia brevis blooms in the Gulf of Mexico

open access: yes, 2023
Modeling the spatio-temporal distribution of Karenia brevis blooms in the Gulf of ...
Baker, Laurie   +5 more
core   +1 more source

Lessening the Hazards of Florida Red Tides: A Common Sense Approach

open access: yesFrontiers in Marine Science, 2020
In the Gulf of Mexico, especially along the southwest Florida coast, blooms of the dinoflagellate Karenia brevis are a coastal natural hazard. The organism produces a potent class of toxins, known as brevetoxins, which are released following cell lysis ...
Porter Hoagland   +12 more
doaj   +1 more source

MurKy waters: Modeling the succession from r to K strategists (diatoms to dinoflagellates) following a nutrient release from a mining facility in Florida

open access: yesLimnology and Oceanography, Volume 68, Issue 10, Page 2288-2304, October 2023., 2023
Abstract The impacts of pulsed nutrient injections or extreme runoff events on marine ecosystems are far less studied than those associated with long‐term eutrophication, particularly in regard to mechanisms regulating the response of plankton community structure.
Yuren Chen   +3 more
wiley   +1 more source

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