USWTR Onslow Bay Aerial Survey -Left side- 2010-2011

William A. McLellan, University of North Carolina Wilmington

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The original survey data are separated into two datasets, from left-side and right-side observers upon provider's request. This dataset is from the left side sightings data. The right side sightings data are available on OBIS-SEAMAP in the USWTR Onslow Bay Aerial Survey -Right side- 2010-2011 dataset.

This dataset includes a subset of the data collection for the Onlsow Aerial surveys.
Other data of the collection are available in the following datasets:
USWTR Onslow Bay Aerial Survey -Right side- 2010-2011
USWTR Onslow Bay Aerial Survey -Left side- 2008-2010
USWTR Onslow Bay Aerial Survey -Right side- 2008-2010
UNCW Aerial Surveys for monitoring of proposed Onslow Bay USWTR site - Left side -
UNCW Aerial Surveys for monitoring of proposed Onslow Bay USWTR site - Right side -

All the US Navy-funded survey datasets are found in the OBIS-SEAMAP US Navy page.

The dataset has been updated over time as outlined below. Each entry includes the version number, release date, type of change, and a short description.

Overview

Attributes described below represent those in the original dataset provided by the provider.
Only minimum required attributes are visible and downloadable online. Other attributes may be obtained upon provider's permission.

Attributes in dataset

Attribute (table column)	Description
oid	Unique record ID for internal use
id	Row ID assigned by OBIS-SEAMAP
obs_date	date of observation
latitude	Latitude in decimal degrees
obs_time	time of observation
waypoint	Waypoint
longitude	Longitude in decimal degrees
event	Event. 1.1 = On effort/on track; 1.2 = Off effort. Full codes are available upon request.
heading	Heading
track_num	Track number
observer	Observer Number
visibility	Visibility
bss	BSS
cloud	Cloud cover code. Code descriptions available upon request.
glare_l	Glare Left
glare_r	Glare Right
vert_angle	Vertical angle
horiz_angle	Horizontal angle
reliability	Reliability
sight_cue	Sighting cue
sp_obs	Species name recorded
min_num	Minimum number of animals
max_num	Maximum number of animals
obs_count	best estimate of number of animals
comments	Comments
tsn	ITIS Taxonomic Serial Number added by OBIS-SEAMAP
scientific	Scientific name
geom
datetime_ini
latitude_ini
longitude_ini