Records of the occurrences of marine and estuarine sponges, bryozoans and ascideans on the coast of Maine have been compiled from the historic literature spanning the time frame of 1843 to 1980.

Citation: Larsen, P.F. 2009. A Historical Record of Sponges, Bryozoa and Ascidians on the Coast of Maine:1843-1980. Bigelow Laboratory for Ocean Sciences Tech. Rept. 200905. West Boothbay Harbor, Maine.

URL: http://ipt.obis.org/nonode/resource?r=maineinvasives

Bigelow Laboratory for Ocean Sciences
Bigelow Laboratory for Ocean Sciences

Peter Larsen
Bigelow Laboratory for Ocean Sciences

OBIS Secretariat
Intergovernmental Oceanographic Commission of UNESCO

623

occurrence records

216

taxa

161

species

Taxa

Missing and invalid fields

Field	Missing
coordinateUncertaintyInMeters	623	100.0%
eventDate	623	100.0%
maximumDepthInMeters	606	97.3%
minimumDepthInMeters	608	97.6%
occurrenceStatus	623	100.0%
scientificNameID	1	0.2%

Quality flags

The OBIS data quality flags are documented at https://github.com/iobis/obis-qc.

Flag	Records
NO_DEPTH	606	97.3%
ON_LAND	176	28.3%
DEPTH_EXCEEDS_BATH	8	1.3%
MIN_DEPTH_EXCEEDS_MAX	1	0.2%
NO_MATCH	1	0.2%

A Historical Record of Sponges, Bryozoa and Ascidians on the Coast of Maine:1843-1980

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data