Original provider: NOAA Northeast Fisheries Science Center (NEFSC) Dataset credits: Whale Ecology Branch through Azura, Northeast Fisheries Science Center, NOAA/NMFS Abstract: The North Atlantic Right Whale Sighting Survey (NARWSS) is a NOAA Fisheries program which locates and records the seasonal distribution of right whales off the northeastern United States.

Citation: Cole, T. and A. Ogilvie. 2025. Mid-Atlantic marine mammal visual survey in 2023. Version 1.0.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/64bd7087.

Published: October 09, 2025 at 14:32

URL: https://ipt.env.duke.edu/resource?r=zd_2312

Tim Cole
NOAA Northeast Fisheries Science Center

Alison Ogilvie
NOAA Northeast Fisheries Science Center

OBIS-SEAMAP
Marine Geospatial Ecology Lab, Duke University

occurrence records

taxa

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
maximumDepthInMeters	7		100.0%
minimumDepthInMeters	7		100.0%

Quality flags

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

Flag	Dropped	Records
NO_DEPTH		7	100.0%

Mid-Atlantic marine mammal visual survey in 2023

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data