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NEFSC Twin Otter Aerial Survey 2008
NOAA Northeast Fisheries Science Center (NEFSC)
Dataset credit
NOAA Northeast Fisheries Science Center (NEFSC)
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Contacts
| Role | Name | Organization | |
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| Primary contact |
Beth Josephson |
NOAA Fisheries |
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| Secondary contact |
Debi Palka |
NOAA Northeast Fisheries Science Center |
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| Data entry |
Ei Fujioka |
Duke University |
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Citation
Josephson, B. and D. Palka. 2018. NEFSC Twin Otter Aerial Survey 2008. Data downloaded from OBIS-SEAMAP (http://seamap.env.duke.edu/dataset/1893) on yyyy-mm-dd. Halpin, P.N., A.J. Read, E. Fujioka, B.D. Best, B. Donnelly, L.J. Hazen, C. Kot, K. Urian, E. LaBrecque, A. Dimatteo, J. Cleary, C. Good, L.B. Crowder, and K.D. Hyrenbach. 2009. OBIS-SEAMAP: The world data center for marine mammal, sea bird, and sea turtle distributions. Oceanography. 22(2):104-115.
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Abstract
N/A
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Purpose
N/A
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Supplemental information
Perpendicular distance to the animal is not publicly available.
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References
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Attributes
Overview
This section explains attributes included in the original dataset.
OBIS-SEAMAP restricts the attributes available to the public to date/time, lat/lon and species names/counts only.
Should you need other attributes described here, you are encouraged to contact the data provider.
Attributes described below represent those in the original dataset provided by the provider.
All attributes are included in the downloadable file (CSV or ESRI File Geodatabase) for "Complete Set of Dataset".
Attributes in dataset
| Attribute (table column) | Description |
|---|
| oid | Unique ID number (generated by OBIS-SEAMAP) |
| cruise | Cruise ID |
| year | Year |
| month | Month |
| day | Day |
| time | Time of the sighing at local time zone |
| sightlat | Latitude at decimal degrees |
| sightlon | Longitude at decimal degrees |
| species | Species code |
| sp_tsn | Taxonomic Serial Number added by OBIS-SEAMAP |
| groupsize | Group size |
| transect | Transect No. |
| leg | Leg |
| sighting_number | Sighting number |
| beaufort | Beaufort sea state |
| perp_m | Perpendicular distance, measured in meters |
| effort | Effort (on/off) |
| quality | General sighting quality as seen by the port and starboard observers, where the first number is the port observer and the second number is the starboard observer |
| cloud | Percent cloud cover, usually rounded to 10 degrees |
| glare_mag | Glare code |
| geom | Geometry field added by OBIS-SEAMAP |
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| OBIS-SEAMAP ID | 1893 |
| Seabirds | 0 |
| Marine mammals | 254 |
| Sea turtles | 175 |
| Rays and sharks | 253 |
| Other species | 153 |
| Non spatial | 0 |
| Non species | 0 |
| Total | 835 |
| Date, Begin | 2008-08-01 |
| Date, End | 2008-08-29 |
| Temporal prec. | 111111 |
| Latitude | 39.51 - 43.73 |
| Longitude | -72.26 - -67.48 |
| Coord. prec. | 2 decimal digits |
| Platform | Plane |
| Data type | Animal sighting |
| Effort | YES (ID: 1894) |
| Traveled (km) | 6,334 |
| Effort hours | 31 |
| Contr. through | |
| Registered | 2018-10-06 |
| Updated | 2019-07-23 |
| Status | Published |
Sharing policy |
CC0 no rights reserved |
| Shared with |
OBIS
GBIF (via DOI) |
| See metadata in static HTML |
| See metadata in FGDC XML |
| See download history / statistics |
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