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OAS accession Detail for 0291630
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Title: Larval fish identifications and concentration (individuals per 1000m3) estimates for all day samples from 2018-02-17 to 2019-07-25 (NCEI Accession 0291630)
Abstract: This dataset contains biological and survey - biological data collected on R/V Atlantis, R/V Sally Ride, and R/V Sikuliaq during cruises AT42-13, SKQ201804S, SKQ201903S, and SR1810 from 2018-02-17 to 2019-07-25. These data include family and species. The instruments used to collect these data include MOCNESS. These data were collected by Robert K. Cowen and Su Sponaugle of Oregon State University and Kelly Rakow Sutherland of University of Oregon as part of the "Collaborative Research: Mesozooplankton food webs in intermittent upwelling systems: An overlooked link in a productive ocean (MEZCAL)" project. The Biological and Chemical Oceanography Data Management Office (BCO-DMO) submitted these data to NCEI on 2023-02-13.

The following is the text of the dataset description provided by BCO-DMO:

Ichtyoplankton identifications and concentrations MOCNESS tows

Dataset Description:
Acquisition Description:
We sampled along two transects in the winters and summers of 2018 and 2019. One transect was off of Trinidad Head, CA and the other Newport, OR (See MOCNESS Towing stations, supplemental files). Each transect consisted of five target stations during the day and at night with replicate tows at each station. However, this sampling design was often modified at sea. This dataset describes daytime samples only.

To sample a range of zooplankton simultaneously, a coupled Multiple Opening and Closing Net Environmental Sensing System (MOCNESS) consisting of a 4m2 net fitted with 1 mm mesh and a 1 m2 net with 333 μm mesh (Guigand et al. 2005) was used. The former is referred to as the Moc4 and the latter the Moc1. The Moc4 and Moc1 each have 5 nets (numbered 0-4) to sample discrete depths. Please see above for depth descriptions. All tows were sent to a target depth of 100 m.
Date received: 20230213
Start date: 20180217
End date: 20190725
Seanames:
West boundary: -125.117
East boundary: -124.267
North boundary: 44.652
South boundary: 41.0583
Observation types: biological, survey - biological
Instrument types: Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS)
Datatypes: SPECIES IDENTIFICATION
Submitter:
Submitting institution: Biological and Chemical Oceanography Data Management Office
Collecting institutions: Oregon State University, University of Oregon
Contributing projects:
Platforms: Atlantis (33AT), Sally Ride (33P4), Sikuliaq (33BI)
Number of observations:
Supplementary information:
Availability date:
Metadata version: 1
Keydate: 2024-04-21 22:11:35+00
Editdate: 2024-04-21 22:11:51+00