| oid | Unique ID number (generated by OBIS-SEAMAP) |
| altitudem | The altitude of the observation platform (plane, vessel bridge, etc) above sea level in meters |
| areakm2 | The area in km2 over which the survey took place |
| aspectslope | Bathymetric slope aspect at location of animal |
| animalspeed | A calculation based on multiple resights, calculating the distance travelled by the time elapsed between sighting events |
| bearing | Relative bearing from the platform to the sighting, where the front of the platform is zero degrees. Formats include clock face, degrees, etc. |
| bearingabs | True (not magnetic) bearing to sighting. Calculated from relative bearing and platform bearing. |
| behavior | Initial behavioral state of the animal or group when first observed. Examples: Travel, Mill, Rest |
| behaviorevent | Discrete behavioral event(s) observed during the sighting. Examples: Breach, Tail Slap, Blow |
| beaufortscale | Beaufort sea state (0-12) |
| beaufortscalebelly | Beaufort sea state from the belly window of the aircraft (0-12) |
| beaufortscaleleft | Beaufort sea state on the left (port) side of the platform (0-12) |
| beaufortscaleright | Beaufort sea state on the right (starboard) side of the platform (0-12) |
| biopsy | Was a biopsy attempted for the sighting? |
| birds | Are birds present? |
| calvespresent | Are calves present? Use notes field to indicate number of calves present. |
| countcalves | The number of calves in the sighting |
| countfemales | The number of positively identified females in the sighting |
| countjuveniles | The number of positively identified juveniles in the sightings |
| countmales | The number of positively identified males in the sighting |
| countnewborns | The number of positively identified newborns/pups in the sighting |
| counttotbest | The best estimate of the number of animals in the sighting |
| counttotmax | The highest estimate of the number of animals in the sighting |
| counttotmin | The lowest estimate of the number of animals in the sighting |
| countvescargo | The number of cargo ships present in the area |
| countvesferries | The number of ferries present in the area |
| countvesfishing | The number of fishing boats present in the area |
| countvesmilitary | The number of military vessels present in the area |
| countvesmotoryachts | The number of motor yachts present in the area |
| countvessailing | The number of sailboats present in the area |
| countvesother | The number of vessels in the area that do not fall into the above categories |
| cue | The sighting cue that initially drew the observers attention |
| datetime | Date and Time together in one cell value (LOCAL TIME) |
| datetimeutc | Date and Time together in one cell value (UTC) |
| depth | The depth of the water at sighting location, based on known bathymetry |
| depthsounding | Depth as determined in situ via sounding |
| dispmax | The maximum distance between nearest neighbors within a group (in body lengths) |
| dispmin | The minimum distance between nearest neighbors within a group (in body lengths) |
| distsight | The radial distance to the animal |
| distsightperp | The perpendicular distance to the animal from the trackline |
| effortstatus | The effort status of the platform. Options: On-effort (systematic), on-effort (focal follow), on-effort (circling), on-effort (random), off-effort (connector lines), off-effort (transiting), off-effort (other) |
| flightofday | The sequential daily flight identifier (e.g., 1, 2, 3, etc.) |
| glarebelly | The amount of glare (0-100%) from the belly of the platform. Refers to glare from 270-360 degrees, or viewshed for which observer is reponsible. |
| glareleft | The amount of glare (0-100%) on the left (port) side of the platform. Refers to glare from 0 to 90 degrees, or viewshed for which observer is reponsible. |
| glareright | The amount of glare (0-100%) on the right (starboard) side of the platform. Refers to glare from 270-360 degrees, or viewshed for which observer is reponsible. |
| groupid | Identifier for a particular group within a sighting |
| headinganimal | Heading of the animal at the time of the initial sighting (in degrees magnetic) |
| headingplatmagnetic | Heading of the observation platform relative to magnetic North |
| headingplattrue | Heading of the observation platform relative to true North |
| horizsun | Horizontal glare calculation on NOAA large vessel surveys |
| latanimal | The calculated latitude of the animal at the initial time of the sighting |
| latplatform | The latitude of the platform in decimal degrees |
| legid | Letter or number for survey leg/transect |
| legnotes | Notes as entered for that particular leg of the survey |
| legnumber | A unique identifier for the leg associated with the survey |
| linearity | A metric describing animal travel, calculated by dividing the distance between the first and last recorded sighting waypoints by the sum total of all distances between waypoints. Values range between 0 and 1, with a number closer to 1 representing a straight line and close to 0 representing no constant direction of the animal.? |
| longanimal | The calculated longitude of the animal at the initial time of the sighting |
| longplatform | The longitude of the platform in decimal degrees |
| mitigation | Was mitigation implemented? |
| mitigationtype | Type of mitigation implemented |
| navydirectedleg | Marker identifying whether the platform was directed by the Navy to go to a certain location, fly at a certain altitude, or leave the immediate area |
| observer | The name of the observer who first sighted the animal |
| observeraft | Name of the observer in the aft position |
| observerbelly | Name of the observer in the center position or belly window of the aircraft |
| observerforward | Name of the observer in the forward position |
| observerleft | Name of the observer on the left (port) side of the platform |
| observerright | Name of the observer on the right (starboard) side of the platform |
| observerrearleft | Name of the observer in the rear left seat of the aircraft |
| observerrearright | Name of the observer in the rear right seat of the aircraft |
| ocean | The ocean where the survey took place (Pacific, Atlantic, Indian, etc.) |
| opticstype | Indicates the type of optic used to fix a particular sighting (e.g., bigeyes, handheld binos, theodolite, naked eye). Useful when a platform uses several methods to sight animals |
| ordnance | Was live ordnance in use at the time of the sighting? |
| percentcloudcover | Cloud cover as represented by a percentage |
| percentcloudcoverleft | Cloud cover on the left (port) side of the platform as represented by a percentage |
| percentcloudcoverright | Cloud cover on the right (starboard) side of the platform as represented by a percentage |
| photoframes | The photo frames used for the sighting; or total frames taken |
| photographer | Name of the photographer |
| photos | Were photos taken as part of the sighting? |
| pic | Pilot in command |
| platformded | Indicates if the survey was a dedicated marine mammal survey, or if data was gathered opportunistically from a platform on a different mission |
| platformmodel | Model of a/c or vessel (e.g. Partenavia Observer, RHIB, etc.) |
| platformspeed | Speed of the platform at the time of the sighting |
| platformtype | Type of survey platform (e.g., "aerial", "vessel") |
| rangecomplex | The Range complex (or complexes) associated with the survey (JAX, SOCAL, Cherry Point, etc.) |
| reactioninit | The type of reaction at the initial time of the sighting relative to the observation platform |
| reactioninitcount | The general count of animals that initially reacted to the observation platform. May be a number or text (i.e., "whole group") |
| reactionlater | Identifies whether a reaction occurred as a response to the survey platform after the initial sighting of the group/individual |
| reactionlatercount | The number of animals that reacted to the observation platform after the sighting occurred |
| recorder | Name of the person recording data |
| recorderfocal | Name of the person recording focal follow data |
| reorientationrate | A magnitude of course changes along the trackline, calculated by summing all course changes (degrees) along the trackline divided by duration (minutes) of the trackline (Smultea and Wursig, 1995). |
| resolution | Bathymetric resolution in arc degrees at sighting position |
| shoredist | Distance to nearest shore |
| sic | Second (pilot) in command |
| sightingdetectionsensor | Sighting detection method (e.g. MMO, lookout, bridge, acoustic) |
| sightingendloe | Was Sighting 1. lost, or 2. Passed Beam (Lookout Effectiveness surveys only) |
| sightingmethod | Radial distance method with which sighting was recorded (reticle, inclinometer, theodolite, etc.). Blank = "naked eye" (OBS) |
| sightingmulti | Denotes if there are any additional species within a particular sighting (mixed group) |
| sightingnotes | Notes field to capture information not covered by existing attributes or other information of interest |
| sightingnumber | The sighting number for the particular survey day |
| sightingrelmovement | Relative movement of vessel and animal?s bearing (e.g. closing, opening, parallel, ) |
| sightingtimeend | The time at which the sighting was discontinued |
| sightingtrialloe | Whether sighting was successful Lookout Effectiveness Trial |
| slope | Bathymetric slope at sighting location (angle) |
| sonar | Was sonar active at the time of the sighting? |
| spcscode | Species code used in authentic data (e.g., TTUR=Tursiops truncatus) |
| spcsconfidence | Confidence level of the observer that he or she identified species correctly |
| spcshauledout | Indicates if a pinniped is hauled out |
| spcsitis | ITIS numeric species code |
| spcsnmcom | Common name of the sighted species. Output should be singular (e.g. bottlenose dolphin) |
| spcsnmsci | Scientific name of the sighted species |
| sp_tsn | Taxonomic Serial Number added by OBIS-SEAMAP |
| surveyid | A survey identifier consisting of data collector, range complex, platform, year, month, and day. (Data Collector/Source)_(Range Complex)_(Platform Type or Details)_(Year)(Month)(Day) (eg. SES_SOCAL_Aerial_20120417) |
| surveymode | Survey mode |
| surveyobjective | Survey objective |
| surveypoint | A waypoint taken along a trackline OR a start/end point for a trackline |
| surveytype | What type of survey was being followed at the time of the sighting (e.g. line transect, focal follow, etc) |
| swell | Swell height |
| swelldirection | Direction of swell |
| tagging | Was a tag deployment attempted for the sighting? |
| theoconvhorz | Horizontal angle value from theodolite converted to a compass bearing |
| theoconvvert | Vertical angle value from theodolite converted to a declination angle |
| theorawhorz | Raw horizontal angular value from theodolite |
| theorawvert | Raw vertical angular value from theodolite |
| vertangleorreticle | Reticle or declination angle |
| vertsun | Vertical glare calculation on NOAA large vessel surveys |
| vesselsize | 0-99 ft = small, 100-300 ft = medium, >301 ft = large |
| vesseltype | Type of vessel observed (e.g. frigate, sailboat, submarine) |
| video | Was video taken during the sighting? |
| videographer | Name of the videographer |
| visibility | The estimated distance at which an animal could potentially be sighted |
| visibilityleft | Sighting visibility in KM on the left (port) side of the platform |
| visibilityright | Sighting visibility in KM on the right (starboard) side of the platform |
| waveheight | Wave height |
| winddirection | Wind direction relative to true north |
| windspeed | Wind speed |
| geom | Geometry field added by OBIS-SEAMAP |
