Harmful Algal Information System: Event US-11-029

General Information

Event name:	US-11-029
Country:	UNITED STATES
Nature of the harmful event:	Water Discoloration , 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 (SCDHS for South Shore Estuary Reserve Program)
Event occurred before in this location:	Yes (recurring bloom from 1986 to 2002, 2007 to 2011)
Individuals to contact:	BLASI, Philip de

Location:	Latitude: , Longitude:
General location information:	Suffolk County, New York, Soth SHore Estuary, Moriches Bay HAB Area code(s): US-08
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Causative organism known:	Yes
Causative Species/Genus:	Aureococcus anophagefferens (2,767,236 cells/L) At station 080190 in Moriches Bay on 6-16-11 Aureococcus anophagefferens (1,700,391 cells/L) Shinnecock Bay on 6/15/11
Co-Ocurring Species/Genus:	Aureococcus anophagefferens (889,685 cells/L) Great South Bay on 10/18/11
Chlorophyll concentration, if known:	36.2 µg/l
Additional bloom information:
Event-related bibliography:

Nutrient information:

Temperature Range During Event:

Max: 26.4 °C, Min: 10.1 °C

Salinity Range During Event:

Max: 30.5, Min: 25.4

Bloom location in the water column:

Whole column

Growth:

Growth Comments

Additional Environmental information:

WIthin the periods of bloom (June 16-29, Sept 29- Nov 3, 2011) D.O. ranged from 6.5 to 10.2 mL/L and secchi depths ranged from 1.0 to 13.0

Species containing the toxin

Toxin type

Toxin details

Max. concentration

Assay type

Kit used:

Type of kit used:

Additional information:

Economic losses:

Management decision:

Additional harmful effect information:

Created at 06:37 on 25 Jun 2012
Updated at 02:57 on 29 Apr 2020