Event name: | CA-07-002 | |
Country: | CANADA | |
Nature of the harmful event: |
Mass mortalities | |
Event directly affected: |
Aquaculture Fish | |
Toxicity detected: | No | |
Associated syndrome: | OTHER | |
Unexplained toxicity: | ||
Species implicated in toxin transmission (transvector): | ||
Report the outcome of a monitoring programme: | Yes (Harmful Algae Monitoring Program) | |
Event occurred before in this location: | Yes (Chrysochronulina species and Dictyocha species were implicated in mortalities in this area in June 2005 and May 2006) | |
Individuals to contact: | HAIGH, Nicky |
Location: | Latitude: 50.469722, Longitude: -127.879722 | |
General location information: |
Upper West coast of Vancouver Island, Pacific Region HAB Area code(s): CA-35 |
|
Additional location information: | Quatsino Sound; Bloom affected two farm sites | |
Bloom event dates (yyyy/mm/dd): | ||
Quarantine levels dates (yyyy/mm/dd): | First detection: 2007-05-07, End: 2007-05-30 | |
Additional date-related information: | Mortalities occurred around May 20th |
Causative organism known: | Yes | |
Causative Species/Genus: |
Chrysochromulina sp.
(~500,000 cells/L)
appears to have been a combined toxicity effect with Dictyocha speculum |
|
Co-Ocurring Species/Genus: |
Dictyocha speculum
(650,000 cells/L)
cells were 6-spine skeletal form |
|
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: |
|
|||||||
Kit used: | Type of kit used: | ||||||
Additional information: | |||||||
Economic losses: | |||||||
Management decision: | |||||||
Additional harmful effect information: |