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Projects

The Dinoflagellate-Specific Algicide IRI-160AA: Is...

Building on previous research that showed the bacteria Shewanella sp. IRI-160 produces an algicide targeting dinoflagellates with no effect on other phytoplankton, the project team will determine the concentration of ...
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The Role of Nitric Oxide in Promoting Heterosigma ...

Heterosigma akashiwo has emerged as a threat to finfish and shellfish stocks resulting in significant impacts to the coastal economy. We are working to identify the mechanisms and nitrogen sources ...
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Toward a Predictive Understanding of Cochlodinium ...

Large blooms of Cochlodinium polykrikoides have occurred throughout the lower Chesapeake Bay and its tributaries in recent decades and appear to be followed by increasingly intense blooms of the ichthyotoxic ...
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Towards a Predictive Understanding of Our Ecosyste...

Cyanobacteria blooms and toxin production are an urgent contemporary problem in the US and worldwide. Water quality models are important tools for managing these problems, but currently the utility of ...
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Tracking the Extent and Effect of Hypoxia on Comme...

Low oxygen or hypoxic zones have increased in the Pacific Northwest. We are working with Dungeness crab fishermen in Oregon to deploy dissolved oxygen sensors on commercial crab pots to ...
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Transitioning to Operations NOAA Supported Statist...

The Harmful Algal Bloom and Hypoxia Research and Control Act (HABHRCA) mandates the development of scientific tools for natural resource managers to address hypoxia in coastal ecosystems. In response, NCCOS ...
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Transportation Systems and Flood Resilience under ...

We are investigating how coastal flooding is impacting surface transportation networks in Hampton Roads, VA. This work combines hydrodynamic, morphodynamic,  pavement, and economic models to predict the effectiveness of natural ...
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Traveling Harmful Algal Bloom Laboratory Education...

Why We Care New Jersey has seen significant increases in cyanobacterial harmful algal blooms (CyanoHABs) and related impacts. CyanoHABs sometimes produce toxins that can be harmful to human and animal ...
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Trophic Transfer and Effects of HAB Toxins in Alas...

This project aims to determine harmful algal bloom species composition and cell densities in Alaskan waters, and to model toxin transfer pathways to zooplankton, shellfish, finfish, and marine mammals, and ...
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News

Public Reporting Tool Helps Long Island’s Suffolk ...

Brown tides and other harmful algal blooms (HABs) are becoming a recurrent seasonal issue in the coastal waters of New York’s Suffolk County. A NCCOS brown tide research project provided ...
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Urea-based Fertilizer Promotes Blue-Green Algal Bl...

Figure 1. The MERHAB Autonomous Research Vessel In-situ (MARVIN) deployed in Sarasota Bay in 2009. Credit FWC. A recent NCCOS-supported study observed that urea inputs into Sarasota Bay, FL influenced ...
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NCCOS-supported Research Aids Site Selection for C...

NCCOS-supported researchers from the University of Florida and Smithsonian Marine Station paired water quality sensors with coral outplants to develop data-driven criteria for selection of restoration sites in the Florida ...
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Combining Geostatistical and Mechanistic Models Im...

NCCOS-sponsored scientists combined two traditional, but often separate, modeling approaches to better characterize, track, and predict coastal hypoxia in the northern Gulf of Mexico. Their study found that “fused” geostatistical ...
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Reviews of Our Current Understanding of Harmful Di...

In a recently released book on dinoflagellates, three chapters update knowledge of and changing views for the red tide alga Karenia brevis and the estuarine Pfiesteria-like dinoflagellates Pfiesteria piscicida and ...
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Hydro-Financial Watershed Modeling for Environment...

NCCOS has sponsored a study to determine the fair interest rate and return period for a new type of financial instrument called an Environmental Impact Bond. The study examines feasibility ...
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Shoreline Armoring Promotes Spread of Invasive Ree...

A stand of Phragmites australis. Credit USDA. An NCCOS-funded study found that shoreline armoring in Chesapeake Bay promotes the spread of the invasive common reed (Phragmites australis) by stimulating greater ...
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HAB Toxin of Unknown Origin Linked to a Dinoflagel...

Dinophysis norvegica. Credit WHOI. The biological source of Dihydrodinopyhysistoxin-1 (aka dihydro-DTX1), a toxin that causes diarrhetic shellfish poisoning and once described from a marine sponge, is of yet unknown. In ...
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NCCOS-developed Algal Toxin Sensor Deployed in New...

Working with colleagues at the Woods Hole Oceanographic Institution (WHOI), NCCOS scientists have calibrated and deployed NCCOS-developed domoic acid (DA) sensors on two Environmental Sample Processors (ESPs) in New England ...
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Linking Chlorophyll Concentration and Wind Pattern...

The California Current System (CCS) is a highly productive region because of wind driven upwelling which supplies nutrients to the euphotic zone. Few studies have compared upwelling and algae blooms ...
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