Dataset

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

OBIS Secretariat Open in mapper Explore occurrences

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.
License
Unrestricted
URL
http://ipt.obis.org/nonode/resource?r=maineinvasives
Archive
http://ipt.obis.org/nonode/archive.do?r=maineinvasives

Contacts

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
total submitted occurrences
622
accepted occurrences
216
taxa
161
species

Taxa

Missing and invalid fields

Field Missing Invalid
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 Dropped 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%

Measurement types

DNA derived data