Global and local factors driving the phenology of Alexandrium minutum (Halim) blooms and its toxicity.

abstract：:Two isolates of a new tropical, epiphytic dinoflagellate species, Gambierdiscus honu sp. nov., were obtained from macroalgae sampled in Rarotonga, Cook Islands, and from North Meyer Island, Kermadec Islands. Gambierdiscus honu sp. nov. had the common Gambierdiscus Kofoidian plate formula: Po, 3', 6″, 6C?, 6 or 7S, 5‴,...

journal_title：Harmful algae

authors： Rhodes L,Smith KF,Verma A,Curley BG,Harwood DT,Murray S,Kohli GS,Solomona D,Rongo T,Munday R,Murray SA

更新日期：2017-05-01 00:00:00

abstract：:Risk perception is a complex process that refers to the way people approach, think about, and interpret risks in their environment. An important element of risk perception is that it is culturally situated. Since HABs can present a health risk in many places around the world, looking at cultural parameters for underst...

journal_title：Harmful algae

authors： Roberts SM,Grattan LM,Toben AC,Ausherman C,Trainer VL,Tracy K,Morris JG Jr

更新日期：2016-07-01 00:00:00

abstract：:Cyanobacterial blooms often consist of numerous co-existing cyanobacterial species, with predominant taxa dynamically varying intra-annually. Parasitism by fungi (chytrids) has come into focus as an important factor driving short-term bloom dynamics. Using microscopic analysis, Illumina sequencing and cyanobacterial t...

journal_title：Harmful algae

authors： Weisbrod B,Riehle E,Helmer M,Martin-Creuzburg D,Dietrich DR

更新日期：2020-11-01 00:00:00

abstract：:Toxic algal events are an annual burden on aquaculture and coastal ecosystems of California. The threat of domoic acid (DA) toxicity to human and wildlife health is the dominant harmful algal bloom (HAB) concern for the region, leading to a strong focus on prediction and mitigation of these blooms and their toxic effe...

journal_title：Harmful algae

authors： Anderson CR,Kudela RM,Kahru M,Chao Y,Rosenfeld LK,Bahr FL,Anderson DM,Norris TA

更新日期：2016-11-01 00:00:00

abstract：:In this study, the extraction, identification, and antialgal activity of toxic organic substances from decaying green alga Ulva prolifera, a disaster-causing alga on green tides in the Yellow Sea, were investigated. The toxic organic substances of U. prolifera were isolated by a sequence of procedures, namely, liquid-...

journal_title：Harmful algae

authors： Gao H,Su R,Zhou F,Zhang C,Shi X

更新日期：2020-03-01 00:00:00

abstract：:Lots of research has demonstrated that macroalgae can strongly inhibit the growth of harmful algal bloom (HAB) species in general. However, the effects of HABs or HAB-forming species on macrophytes are still largely uncharacterized until now. In the present study, the effects of the dinoflagellate Karenia mikimotoi ce...

journal_title：Harmful algae

authors： Shang T,Lin L,Chen B,Wang M,Qin W,Dai C,Yu H,Li J,Thring RW,Ma Z,Zhao M

更新日期：2020-06-01 00:00:00

abstract：:Taste and odor (T & O) episodes always cause strong effects on drinking water supply system. Luanhe River diversion into Tianjin City in China is an important drinking water resource. Massive growth of a benthic filamentous cyanobacterium with geosmin production in the open canal caused a strong earthy odor episode in...

journal_title：Harmful algae

authors： Cai F,Yu G,Zhang K,Chen Y,Li Q,Yang Y,Xie J,Wang Y,Li R

更新日期：2017-11-01 00:00:00

abstract：:The dinoflagellate Alexandrium catenella is responsible for paralytic shellfish poisoning and negative socioeconomic impacts on the fishing industry and aquaculture. In Chilean Patagonia, the reasons underlying the significant increase in the geographical extension (from south to north) of A. catenella blooms during t...

journal_title：Harmful algae

authors： Rodríguez-Villegas C,Díaz PA,Pizarro G,Salgado P,Pérez-Santos I,Díaz M,Seguel M,Baldrich Á,Bravo I,Iriarte L,Figueroa RI

更新日期：2020-06-01 00:00:00

abstract：:This review summarizes the present state of knowledge regarding the toxic, bloom-forming cyanobacterium, Microcystis, with a specific focus on its geographic distribution, toxins, genomics, phylogeny, and ecology. A global analysis found documentation suggesting geographic expansion of Microcystis, with recorded bloom...

journal_title：Harmful algae

authors： Harke MJ,Steffen MM,Gobler CJ,Otten TG,Wilhelm SW,Wood SA,Paerl HW

更新日期：2016-04-01 00:00:00

abstract：:Microcystin is a cyanobacterial hepatotoxin of global concern. Understanding the environmental factors that cause high concentrations of microcystin is crucial to the development of lake management strategies that minimize harmful exposures. While the literature is replete with studies linking cyanobacterial productio...

journal_title：Harmful algae

authors： Banerji A,Bagley MJ,Shoemaker JA,Tettenhorst DR,Nietch CT,Allen HJ,Santo Domingo JW

更新日期：2019-06-01 00:00:00

abstract：:The observation of caspase-like activity during cell death has provided a new framework for understanding the evolutionary and ecological contexts of programmed cell death in phytoplankton. However, additional roles for this caspase-like activity, the enzymes responsible, and the targets of this enzyme activity in phy...

journal_title：Harmful algae

authors： Johnson JG,Janech MG,Van Dolah FM

更新日期：2014-01-01 00:00:00

abstract：:Harmful algal blooms (HABs) have had harmful effects on the health of a wide range of organisms and are becoming a noteworthy risk to fisheries, human health and wildlife around the globe. Although the lethal influences of dinoflagellate Margalefidinium / Cochlodinium polykrikoides have been well-documented for finfis...

journal_title：Harmful algae

authors： Yeganeh V,Sharifinia M,Mobaraki S,Dashtiannasab A,Aeinjamshid K,Borazjani JM,Maghsoudloo T

更新日期：2020-07-01 00:00:00

abstract：:Cyanophage MaMV-DC is a member of Myoviridae that was reported to specifically infect and lyse Microcystis aeruginosa FACHB-524 among 21 selected cyanobacterial strains. We reidentified the infection specificity of MaMV-DC among seven other Microcystis strains of different species. In our experiments, MaMV-DC infected...

journal_title：Harmful algae

authors： Wang J,Bai P,Li Q,Lin Y,Huo D,Ke F,Zhang Q,Li T,Zhao J

更新日期：2019-05-01 00:00:00

abstract：:Karenia mikimotoi is a worldwide bloom-forming dinoflagellate in the genus Karenia. Blooms of this alga have been observed since the 1930s and have caused mass mortalities of fish, shellfish, and other invertebrates in the coastal waters of many countries, including Japan, Norway, Ireland, and New Zealand. This specie...

journal_title：Harmful algae

authors： Li X,Yan T,Yu R,Zhou M

更新日期：2019-12-01 00:00:00

abstract：:In the spring of 2015, a massive harmful algal bloom (HAB) of the toxin-producing diatom Pseudo-nitzschia occurred on the U.S. West Coast, resulting in the largest recorded outbreak of the toxin domoic acid and causing fisheries closures. Closures extended into 2016 and generated an economic shock for coastal fishing ...

journal_title：Harmful algae

authors： Ritzman J,Brodbeck A,Brostrom S,McGrew S,Dreyer S,Klinger T,Moore SK

更新日期：2018-12-01 00:00:00

abstract：:Chromosomal markers of the diversity and evolution of dinoflagellates are scarce because the genomes of these organisms are unique among eukaryotes in terms of their base composition and chromosomal structure. Similarly, a lack of appropriate tools has hindered studies of the chromosomal localization of 5S ribosomal D...

journal_title：Harmful algae

authors： de Bustos A,Figueroa RI,Sixto M,Bravo I,Cuadrado Á

更新日期：2020-09-01 00:00:00

abstract：:Rising concentrations of atmospheric CO2 results in higher equilibrium concentrations of dissolved CO2 in natural waters, with corresponding increases in hydrogen ion and bicarbonate concentrations and decreases in hydroxyl ion and carbonate concentrations. Superimposed on these climate change effects is the dynamic n...

journal_title：Harmful algae

authors： Raven JA,Gobler CJ,Hansen PJ

更新日期：2020-01-01 00:00:00

abstract：:Four distinct coastal locations were sampled on a monthly basis near Long Key (Florida Keys, USA) over a 13-month period to study Gambierdiscus population dynamics on different substrates, including four macrophyte species (Dictyota spp., Halimeda spp., Laurencia spp., and Thalassia testudinum) and three artificial su...

journal_title：Harmful algae

authors： Parsons ML,Brandt AL,Ellsworth A,Leynse AK,Rains LK,Anderson DM

更新日期：2017-09-01 00:00:00

abstract：:This study uses a mechanistic modeling approach to evaluate the effects of various climate pathways on the proliferative phase of the toxin-producing dinoflagellate Alexandrium in Puget Sound, WA, USA. Experimentally derived Alexandrium growth responses to temperature and salinity are combined with simulations of the ...

journal_title：Harmful algae

authors： Moore SK,Johnstone JA,Banas NS,Salathé EP Jr

更新日期：2015-09-01 00:00:00

abstract：:The cause of persistent cyanobacteria scum formation in lakes is an unresolved subject. Scum refers to the event in which cyanobacteria are at the water surface of a lake. Factors like low turbulence levels, long day-light, high water temperatures and the buoyant capacity of cyanobacterial cells play a role in the occ...

journal_title：Harmful algae

authors： Aparicio Medrano E,Uittenbogaard RE,van de Wiel BJ,Dionisio Pires LM,Clercx HJ

更新日期：2016-12-01 00:00:00

abstract：:Predicting algal population dynamics using models informed by experimental data has been used as a strategy to inform the management and control of harmful cyanobacterial blooms. We selected toxic bloom-forming species Microcystis spp. and Raphidiopsis raciborskii (basionym Cylindrospermopsis raciborskii) for further ...

journal_title：Harmful algae

authors： Xiao M,Hamilton DP,O'Brien KR,Adams MP,Willis A,Burford MA

更新日期：2020-02-01 00:00:00

abstract：:Karenia selliformis is a bloom-forming toxic dinoflagellate known for production of gymnodimines (GYMs) and causing mass mortalities of marine fauna. Blooms have been reported from coastal waters of New Zealand, Mexico, Tunisia, Kuwait, Iran, China and Chile. Based on molecular phylogeny, morphology, toxin production,...

journal_title：Harmful algae

authors： Mardones JI,Norambuena L,Paredes J,Fuenzalida G,Dorantes-Aranda JJ,Chang KJL,Guzmán L,Krock B,Hallegraeff G

更新日期：2020-09-01 00:00:00

abstract：:Blooms of ichthyotoxic microalgae pose a great challenge to the aquaculture industry world-wide, and there is a need for fast and specific methods for their detection and quantification in monitoring programs. In this study, quantitative real-time PCR (qPCR) assays for the detection and enumeration of three ichthyotox...

journal_title：Harmful algae

authors： Engesmo A,Strand D,Gran-Stadniczeñko S,Edvardsen B,Medlin LK,Eikrem W

更新日期：2018-05-01 00:00:00

abstract：:The link between harmful algal blooms, phytoplankton community dynamics and global environmental change is not well understood. To tackle this challenging question, a new method was used to reveal how phytoplankton communities responded to environmental change with the occurrence of an harmful algae, using the coastal...

journal_title：Harmful algae

authors： Karasiewicz S,Breton E,Lefebvre A,Hernández Fariñas T,Lefebvre S

更新日期：2018-02-01 00:00:00

abstract：:Blooms of the marine diatom genus Pseudo-nitzschia that produce the neurotoxin domoic acid have been documented with regularity along the coast of southern California since 2003, with the occurrence of the toxin in shellfish tissue predating information on domoic acid in the particulate fraction in this region. Domoic...

journal_title：Harmful algae

authors： Smith J,Connell P,Evans RH,Gellene AG,Howard MDA,Jones BH,Kaveggia S,Palmer L,Schnetzer A,Seegers BN,Seubert EL,Tatters AO,Caron DA

更新日期：2018-11-01 00:00:00

abstract：:Monterey Bay, California experiences near-annual blooms of Pseudo-nitzschia that can affect marine animal health and the economy, including impacts to tourism and commercial/recreational fisheries. One species in particular, P. australis, has been implicated in the most toxic of events, however other species within th...

journal_title：Harmful algae

authors： Bowers HA,Ryan JP,Hayashi K,Woods AL,Marin R 3rd,Smith GJ,Hubbard KA,Doucette GJ,Mikulski CM,Gellene AG,Zhang Y,Kudela RM,Caron DA,Birch JM,Scholin CA

更新日期：2018-09-01 00:00:00

abstract：:Lipophilic marine biotoxins, which are mainly produced by small dinoflagellates, are increasingly detected in coastal waters across the globe. As these producers are consumed by zooplankton and shellfish, the toxins are introduced, bioaccumulated and possibly biomagnified throughout marine food chains. Recent research...

journal_title：Harmful algae

authors： Orellana G,Van Meulebroek L,De Rijcke M,Janssen CR,Vanhaecke L

更新日期：2017-04-01 00:00:00

abstract：:This work demonstrated a 10-day batch culture experiment to test the physiology and toxicity of harmful dinoflagellate Karenia mikimotoi in response to ocean acidification (OA) under two different phosphate concentrations. Cells were previously acclimated in OA (pH = 7.8 and CO2 = 1100 μatm) condition for about three ...

journal_title：Harmful algae

authors： Wang H,Niu X,Feng X,Gonçalves RJ,Guan W

更新日期：2019-07-01 00:00:00

abstract：:Florida red tides are a natural phenomenon caused by dense aggregations of single cell or several species of unicellular organisms. Patches of discolored water, dead or dying fish, and respiratory irritants in the air often characterize these algal blooms. In humans, two distinct clinical entities, depending on the ro...

journal_title：Harmful algae

authors： Kirkpatrick B,Fleming LE,Squicciarini D,Backer LC,Clark R,Abraham W,Benson J,Cheng YS,Johnson D,Pierce R,Zaias J,Bossart GD,Baden DG

更新日期：2004-04-01 00:00:00

abstract：:Harmful algal blooms are mainly caused by marine dinoflagellates and are known to produce potent toxins that may affect the ecosystem, human activities and health. Such events have increased in frequency and intensity worldwide in the past decades. Numerous processes involved in Global Change are amplified in the Arct...

journal_title：Harmful algae

authors： Sala-Pérez M,Alpermann TJ,Krock B,Tillmann U

更新日期：2016-05-01 00:00:00