Original provider: NOAA Northeast Fisheries Science Center (NEFSC) Dataset credits: NOAA Northeast Fisheries Science Center (NEFSC) Abstract: The survey was conducted on the NOAA DeHavilland Twin Otter DHC-6, Series 300 aircraft (N57 RF) from 24 July to 26 August 2006. The study area extended from New Jersey, USA (74º 20'N 39º 40’W), eastward to the Gulf of St. Lawrence (58º 30'W), and northward to the Bay of Fundy (45º 30'N).

Citation: Josephson, B. and D. Palka. 2019. NEFSC Aerial Circle-Back Abundance Survey 2006. Version 1.0.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/d8213f07.

Published: October 08, 2025 at 11:53

URL: http://ipt.env.duke.edu/resource?r=zd_1889

Beth Josephson
NOAA Fisheries

Debi Palka
NOAA Northeast Fisheries Science Center

OBIS-SEAMAP
Marine Geospatial Ecology Lab, Duke University

1,142

occurrence records

taxa

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
maximumDepthInMeters	1,142		100.0%
minimumDepthInMeters	1,142		100.0%

Quality flags

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

Flag	Dropped	Records
NO_DEPTH		1,142	100.0%
ON_LAND		2	0.2%

NEFSC Aerial Circle-Back Abundance Survey 2006

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data