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USGS Coastal and Marine Geology Program

Field Activity Details for field activity D175EG

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AKA: none

Other ID: D-1-75-EG,EGAL-75-GB

Status: Completed

Organization(s):

Funding Program(s): Outer Continental Shelf Energy Program (OCSEAP) (MU221)

Principal Investigator(s):

Affiliate Investigator(s): Jerry Larrance

Information Specialist(s):

Data Type(s): Sampling: Chemistry, Environmental Data: Turbidity, Sampling: Geology, Environmental Data: CTD, Sampling: Biology, Environmental Data: Light

Scientific Purpose/Goals: To: 1) provide comprehensive environmental and biological data and information on the Alaska Outer Continental Shelf lease area; 2) define the probable ecological impact of oil exploration, production, storage, and trans-shipment on the OCS; 3) refine our understanding of key ecological dynamic processes; and 4) provide a basis for a priori predictive or diagnostic models of the eco-system response to leading by petroleum and petroleum by-products. To measure suspended sediments, light hydrocarbons, chlorophyll content, primary productivity, turbidity, nutrients, lithology, incident light measurements, light penetration values in euphotic zones, marine mammal and bird observations.

Vehicle(s):

Start Port/Location: Kodiac, AK

End Port/Location: Juneau, AK

Start Date: 1975-10-21

End Date: 1975-11-14

Equipment Used: Niskenbottle, nephelometer, VanVeengrab, Shipekgrab, CTD, ringnet, bongonet, pyranometer, quantameter

Information to be Derived:

Summary of Activity and Data Gathered:

Staff:

Affiliate Staff:

Notes: NOAA ship

Staff information imported from InfoBank
Jerry Larrance - Chief Scientist

Location:

Eastern Gulf of Alaska

Boundaries
North: 61.75 South: 57.25 West: -144 East: -132

Platform(s):

photo of Discoverer
Discoverer

Publications

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Niskenbottle --- Chemistry
nephelometer --- Turbidity
VanVeengrab --- Geology
Shipekgrab --- Geology
CTD --- Surveys (geochemical)
Experiments (geochemical)
CTD
ringnet --- Biology
bongonet --- Biology
pyranometer --- Light
quantameter --- Surveys (biological)
Light

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