DFO Maritimes Biofouling Monitoring Program
Since 2006, the DFO Maritimes Biofouling Monitoring Program has conducted annual field surveys to monitor for the introduction, establishment and spread of Aquatic Invasive Species (AIS ). To date, sampled species include the following:
Solitary Tunicates
i. clubbed tunicate, Styela clava (Herdman, 1881)
ii. vase tunicate, Ciona intestinalis (Linnaeus, 1776)
iii. European sea squirt, Ascidiella aspersa (Muller, 1776)
Colonial Tunicates
i. golden star tunicate Botryllus schlosseri (Pallas, 1766)
ii. violet tunicate Botrylloides violaceus (Oka, 1927)
iii. pancake batter tunicate, Didemnum vexillum (Kott, 2002)
iv. compound sea squirt, Diplosoma listerianum (Milne-Edwards, 1841)
Crustaceans
i. Green shore crab, Carcinus maenas (Linneaus, 1758)
ii. Japanese skeleton shrimp, Caprella mutica (Schurin, 1935)
Bryozoan
iii. lacy-crust bryozoan, Membranipora membranacea (Linnaeus, 1767)
Standardized monitoring includes intertidal PVC plates, subtidal groundlines, or Fukui traps deployed at intertidal and subtidal geo-referenced sites, including public and private docks, aquaculture lease sites, public and private marinas and yacht clubs. Sampling details are available in DFO publications, including the following and citations references therein; Sephton et al. 2017. Biofouling monitoring for aquatic invasive species (AIS) in DFO Maritimes Region (Atlantic shore of Nova Scotia and southwest New Brunswick): May–November 2012-2015. Can. Tech. Rep. Fish. Aquat. Sci. 3158: ix + 172p. Georeferenced data provided here are the result of these monitoring efforts.
Simple
- Date ( RI_366 )
- 2018-09-20
- Date ( RI_367 )
- 2018-10-23
- Status
- onGoing; enContinue RI_596
- Maintenance and update frequency
- asNeeded; auBesoin RI_540
- Keywords ( RI_530 )
-
- Aquatic Invasive Species
- Marine Invertebrates
- Ascidians
- Tunicates
- Fouling Organisms
- Monitoring Network
- Species Distribution
- Species Abundance Data
- Northwest Atlantic Ocean
- Government of Canada Core Subject Thesaurus Thésaurus des sujets de base du gouvernement du Canada ( RI_528 )
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- Invasive species
- Environment
- Oceans
- Use limitation
- Open Government Licence - Canada (http://open.canada.ca/en/open-government-licence-canada)
- Access constraints
- license; licence RI_606
- Use constraints
- license; licence RI_606
- Spatial representation type
- vector; vecteur RI_635
- Metadata language
- eng; CAN
- Character set
- utf8; utf8 RI_458
- Topic category
-
- Environment
- Oceans
- Biota
- Begin date
- 2006
))
- Reference system identifier
- http://www.epsg-registry.org / EPSG:4326 / 8.2.6
- Distribution format
-
-
ESRI REST
(
1.0
)
-
ESRI REST
(
1.0
)
- OnLine resource
-
Biofouling Monitoring for Aquatic Invasive Species (AIS) in DFO Maritimes Region (Atlantic shore of Nova Scotia and southwest New Brunswick): May – November, 2012 - 2015.
(
HTTP
)
Supporting Document;PDF;eng,fra
- OnLine resource
-
DFO Maritime Aquatic Invasive Species Monitoring Program data dictionary
(
HTTPS
)
Supporting Document;CSV;eng,fra
- OnLine resource
-
DFO Maritimes Aquatic Invasive Species Monitoring Program
(
ESRI REST: Map Server
)
Web Service;ESRI REST;eng
- OnLine resource
-
DFO Maritimes Aquatic Invasive Species Monitoring Program
(
ESRI REST: Map Server
)
Web Service;ESRI REST;fra
- File identifier
- 8d87f574-0661-40a0-822f-e9eabc35780d XML
- Metadata language
- eng; CAN
- Character set
- utf8; utf8 RI_458
- Hierarchy level
- dataset; jeuDonnées RI_622
- Date stamp
- 2019-11-25T19:20:23
- Metadata standard name
- North American Profile of ISO 19115:2003 - Geographic information - Metadata
- Metadata standard version
- CAN/CGSB-171.100-2009
Overviews

Spatial extent
))
Provided by
