Original provider: Coastal Research and Education Society of Long Island, Inc. Dataset credits: Coastal Research and Education Society of Long Island, Inc. Abstract: Cetacean sightings data for the waters off Montauk for July through early September 2021

Citation: Kopelman, A. and M. McNamara. 2025. CRESLI marine mammal observations from whale watch cruises 2021. Version 1.0.1. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/fd1a2f11.

Published: October 08, 2025 at 13:21

URL: http://ipt.env.duke.edu/resource?r=zd_2165

Arthur Kopelman
Coastal Research and Education Society of Long Island

Marianne McNamara
Coastal Research and Education Society of Long Island

OBIS-SEAMAP
Marine Geospatial Ecology Lab, Duke University

234

occurrence records

taxa

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters		234	100.0%
maximumDepthInMeters	234		100.0%
minimumDepthInMeters	234		100.0%

Quality flags

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

Flag	Dropped	Records
NO_DEPTH		234	100.0%

CRESLI marine mammal observations from whale watch cruises 2021

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data