Papers in the Biological Sciences
Date of this Version
6-2-1969
Abstract
Table of Contents:
Introduction
Description of System
Ultrasonic Tag
Ultrasonic Tag Monitor
Hyrdophones
Receiver-Recorder Unit
Receiver
Recorder
Batteries
Operation
Figures
Distribution List
Documentation Control Data – R & D (DD Form 1473)
Comments
The system described herein has been used in the Office of Naval Research Project No. NR-104-880 (a tagging study of the freshwater of Central America), supported by ONR Contract No. N00014-66-C0161. Reproduction in whole or in part is permitted for any purpose of the U.S. government.