Search Results - "Fischer, Alexis D."

Observations of Phytoplankton Community Composition in the Santa Barbara Channel During the Thomas Fire by Kramer, Sasha J., Bisson, Kelsey M., Fischer, Alexis D.

“…The Thomas Fire ignited on December 5, 2017 and burned nearly 300,000 acres of land in Ventura and Santa Barbara counties until January 12, 2018, making it the…”
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Sixty Years of Sverdrup: A Retrospective of Progress in the Study of Phytoplankton Blooms by FISCHER, ALEXIS D., MOBERG, EMILY A., ALEXANDER, HARRIET, BROWNLEE, EMILY F., HUNTER-CEVERA, KRISTEN R., PITZ, KATHLEEN J., ROSENGARD, SARAH Z., SOSIK, HEIDI M.

“…One of the most dramatic large-scale features in the ocean is the seasonal greening of the North Atlantic in spring and summer due to the accumulation of…”
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Growing Degree-Day Measurement of Cyst Germination Rates in the Toxic Dinoflagellate Alexandrium catenella by Fischer, Alexis D, Brosnahan, Michael L

“…Blooms of many dinoflagellates, including several harmful algal bloom (HAB) species, are seeded and revived through the germination of benthic resting cysts…”
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Evidence for massive and recurrent toxic blooms of Alexandrium catenella in the Alaskan Arctic by Anderson, Donald M., Fachon, Evangeline, Pickart, Robert S., Lin, Peigen, Fischer, Alexis D., Richlen, Mindy L., Uva, Victoria, Brosnahan, Michael L., McRaven, Leah, Bahr, Frank, Lefebvre, Kathi, Grebmeier, Jacqueline M., Danielson, Seth L., Lyu, Yihua, Fukai, Yuri

“…Among the organisms that spread into and flourish in Arctic waters with rising temperatures and sea ice loss are toxic algae, a group of harmful algal bloom…”
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Does prey availability influence the detection of Dinophysis spp. by the imaging FlowCytobot? by Houliez, Emilie, Fischer, Alexis D, Bill, Brian D, Moore, Stephanie K

“…The Imaging FlowCytobot (IFCB) is a field-deployable imaging-in-flow cytometer that is increasingly being used to monitor harmful algae. The IFCB acquires…”
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Cyst-forming dinoflagellates in a warming climate by Brosnahan, Michael L., Fischer, Alexis D., Lopez, Cary B., Moore, Stephanie K., Anderson, Donald M.

“…•Temperature controls dormancy cycling in dinoflagellate resting cysts.•Dormancy-climate interactions can explain HAB biogeography and phenology.•Temperature…”
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Quantitative Response of Alexandrium catenella Cyst Dormancy to Cold Exposure by Fischer, Alexis D., Brosnahan, Michael L., Anderson, Donald M.

“…Many dinoflagellate cysts experience dormancy, a reversible state that prevents germination during unfavorable periods. Several of these species also cause…”
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Bloom termination of the toxic dinoflagellate Alexandrium catenella: Vertical migration behavior, sediment infiltration, and benthic cyst yield by Brosnahan, Michael L., Ralston, David K., Fischer, Alexis D., Solow, Andrew R., Anderson, Donald M.

“…New resting cyst production is crucial for the survival of many microbial eukaryotes including phytoplankton that cause harmful algal blooms. Production in…”
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California Wildfire Burns Boundaries Between Science and Art by Bisson, Kelsey M., Baetge, Nicholas, Kramer, Sasha J., Catlett, Dylan, Girling, Gad, McNair, Heather, Arrington, Eleanor, Hayes, Dustin, Jacobs, Celia, James, Anna, Closset, Ivia, Fischer, Alexis D., Wagner, Sasha, Reading, Mariah, Comstock, Jacqueline, Amiri, Sarah, Harvey, Elizabeth, Carlson, Craig, Gaube, Peter, Drushka, Kyla, Valentine, David L.

“…Results from our 2017 cruise to the Santa Barbara Channel illustrate the value that student leadership training can bring to ocean science. The Across the…”
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Return of the “age of dinoflagellates” in Monterey Bay: Drivers of dinoflagellate dominance examined using automated imaging flow cytometry and long-term time series analysis by Fischer, Alexis D., Hayashi, Kendra, McGaraghan, Anna, Kudela, Raphael M.

“…Phytoplankton biomass in Monterey Bay, California is typically dominated by diatoms, but it shifted to dinoflagellates twice in the past 18 years (2004–2007,…”
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Nutrient limitation dampens the response of a harmful algae to a marine heatwave in an upwelling system by Fischer, Alexis D., Houliez, Emilie, Bill, Brian D., Kavanaugh, Maria T., Alin, Simone R., Collins, Andrew U., Kudela, Raphael M., Moore, Stephanie K.

“…Harmful algal blooms caused by toxin‐producing species of the diatom genus Pseudo‐nitzschia have been linked to anomalously warm ocean conditions in the…”
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INTEGRATING BIODIVERSITY AND ENVIRONMENTAL OBSERVATIONS: IN SUPPORT OF NATIONAL MARINE SANCTUARY AND LARGE MARINE ECOSYSTEM ASSESSMENTS by Ruhl, Henry A., Brown, Jennifer A., Harper, Alexandra R., Hazen, Elliott L., deWitt, Lynn, Daniel, Patrick, DeVogelaere, Andrew, Kudela, Raphael M., Ryan, John P., Fischer, Alexis D., Muller-Karger, Frank E., Chavez, Francisco P.

“…Species and habitats are the subjects of legislation that mandates reporting of information on ecosystem conditions. Improvements in sensors, sampling…”
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