General Information

Event name: US-16-024
Nature of the harmful event:
High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (VIMS HAB Monitoring Program)
Event occurred before in this location: Yes
Individuals to contact: REECE, kimberly

Location & Date

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Location: Latitude: , Longitude:
General location information: Rappahannock River, Locklies Creek, Chesapeake Bay
HAB Area code(s): US-10
Additional location information: April 4, 2016 single day sample
Bloom event dates (yyyy/mm/dd): Event Date:2016-04-04
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: No
Causative Species/Genus: Karlodinium veneficum (6,014,000 cells/L)
Co-Ocurring Species/Genus: Prorocentrum micans (25,000 cells/L)
Chlorophyll concentration, if known: µg/l
Additional bloom information: Prorocentrum minimum (15,000 cells/L), Dinophysis sp. (30 cells/L) Scrippsiella trochoidea, Heterocapsa triquetra and Mesodinium rubrum also seen in the sample
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
In situ
Growth Comments Sample collected from hatchery intake
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 05:53 on 23 Mar 2017