Harmful Algal Information System: Event US-01-023

General Information

Event name:	US-01-023
Country:	UNITED STATES
Nature of the harmful event:	High Phyto concentration , Seafood toxins
Event directly affected:
Toxicity detected:	Yes (Approximate range: 165 痢 STXeq / 100 g.)
Associated syndrome:	PSP
Unexplained toxicity:	No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	Yes (State of Maine, Department of Marine Resources.)
Event occurred before in this location:	Yes (Almost yearly occurrence.)
Individuals to contact:	BEAN, Laurie L.

Location:	Latitude: , Longitude:
General location information:	Penobscot Bay., Maine: Western Maine. HAB Area code(s): US-02
Additional location information:
Bloom event dates (yyyy/mm/dd):	Start: 2001-04-06,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	Final toxicity 03/08/01.

Causative organism known:	Yes
Causative Species/Genus:	Alexandrium spp. ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:
Event-related bibliography:

Nutrient information:

Temperature Range During Event:

Max: °C, Min: °C

Salinity Range During Event:

Bloom location in the water column:

Growth:

Growth Comments

Additional Environmental information:

Species containing the toxin	Toxin type	Toxin details	Max. concentration	Assay type
Mytilus	Saxitoxins	STX eq	165	Bioassay-Mouse
Modiolus sp.	Saxitoxins	STX eq	51	Bioassay-Mouse

Kit used: No

Type of kit used:

Additional information:

Economic losses:

Management decision:

Shellfish harvest prohibited in PSP-closed areas.

Additional harmful effect information:

Almost no shellfish toxicity in western Maine, following a year of the exact opposite.