The files contain data on zooplankton sampled in October 2020 in the northern Bering Sea and Chukchi Sea using a vertical ring net. Data provided are abundance and biomass.

Citation: Hopcroft R (2025). Arctic zooplankton abundance and biomass, Fall2020, AMBON project. Version 1.4. NOAA Integrated Ocean Observing System. Samplingevent dataset. https://ipt-obis.gbif.us/resource?r=arctic_zooplankton_october2020&v=1.4

Published: July 08, 2025 at 13:04

URL: https://ipt-obis.gbif.us/resource?r=arctic_zooplankton_october2020

Russ Hopcroft
University of Alaska Fairbanks

Katrin Iken
University of Alaska Fairbanks

Adrienne Canino
Axiom Data Science

Laura Brenskelle
U.S. Integrated Ocean Observing System

Mathew Biddle
United States Marine Biodiversity Observation Network (US MBON)

889

occurrence records

1,778

measurements and facts

taxa

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	889		100.0%

Quality flags

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

Flag	Dropped	Records
NO_ACCEPTED_NAME		2	0.2%

Arctic zooplankton abundance and biomass, Fall2020, AMBON project

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data