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NEFSC Survey 1998 1
Entry ID: seamap60

Abstract: The survey was performed on the R/V Abel-J from 06 July to 04 August 1998 (Leg I) , and from 08 August to 06 September 1998 (Leg II) starting and ending in Woods Hole, MA. The study areas in Leg I and Leg II, respectively, were from Cape Cod to Virginia, and from Cape Cod to Halifax, Nova Scotia. Both study areas extended from the 100m depth contour to the Gulf Stream.

Purpose: Primary objectives of the survey were: (1) estimate the abundance of strategic species of pelagic dolphins and whales, such as, common, spotted and bottlenose dolphins, and sperm, pilot, and beaked whales, (2) estimate the abundance of all other dolphins and whales detected in these waters.

Secondary objectives included: (1) collect bongo, CTD, water depth and temperature data to correlate with ... View entire text
Related URL
Description: Data can be accessed through the OBIS and OBIS-SEAMAP web sites.
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Geographic Coverage
Spatial coordinates   
  N: 40.3   S: 37.14   E: -68.88   W: -73.77

Data Set Citation
Dataset Originator/Creator: NOAA Northeast Fisheries Science Center (NEFSC)
Dataset Title: NEFSC Survey 1998 1
Dataset Series Name: OBIS-SEAMAP
Dataset Release Date: 2004-02-13 15:42:07.2188-05
Dataset Release Place:
Dataset Publisher: OBIS-SEAMAP
Data Presentation Form: vector digital data
Online Resource:
Parent DIF
This description is a member of a collection. The collection is described in

Temporal Coverage
Start Date: 1998-07-08
Stop Date: 1998-08-03
Data Resolution
Latitude Resolution: 0.000167 Decimal degrees
Longitude Resolution: 0.000167 Decimal degrees
Horizontal Resolution Range: 1 meter - < 30 meters
Access Constraints ACCESS CONSTRAINTS: Open public unless otherwise noted.

DISTRIBUTION LIABILITY: Not to hold OBIS-SEAMAP liable for errors in the data. While we have made every effort to ensure the quality of the database, we cannot guarantee the accuracy of these datasets. Also please refer to Use Constraints.
Use Constraints Not to use data contained in OBIS-SEAMAP in any publication, product, or commercial application without prior written consent of the original data provider. To cite both the data provider and OBIS-SEAMAP appropriately after approval of use is obtained. Also please refer to Distribution Liability.
Data Set Progress
Data Center
OBIS Spatial Ecological Analysis of Megavertebrate Populations Supplemental Info
Data Center URL:

Data Center Personnel
Phone: 919-613-8062
Email: phalpin at
Contact Address:
Duke University
Box 90328
City: Durham
Province or State: NC
Postal Code: 27708
Country: USA
Distribution Format: Shapefile
Phone: 919-613-8021
Fax: 919-684-8741
Email: efujioka at
Contact Address:
Box 90328
City: Durham
Province or State: NC
Postal Code: 27708
Country: USA
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2007-12-28
Last DIF Revision Date: 2017-08-24