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Tow Fish User Guide
April 2020
Version 3.0
Doc # 12109

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Table of Contents
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Summary of Contents for Ocean Sonics Tow Fish

  • Page 1 Tow Fish User Guide April 2020 Version 3.0 Doc # 12109...
  • Page 2: Table Of Contents

    Appendix B ................................8 Deployment Recommendations ......................8 Introduction The Tow Fish allows users the ability to deploy an icListen Smart hydrophone behind a vessel with an autonomous or cabled deployment. The Tow Fish is a towed underwater depressor designed by Dartmouth Ocean Technologies.
  • Page 3: Tow Fish Quick Start

    Assemble Configuration 2. Mount the icListen Smart Hydrophone on the Tow Fish. a. Position the icListen with the element pointing towards the tip of the Tow Fish (see below). b. Two bands on the hydrophone will line up with clamp positions on mount.
  • Page 4 7. Ensure the rope and/or cable grips are being used as the tension member and no strain is being placed on the connectors of the cable. 8. If a cable and rope are being used, it is beneficial to tape or cable tie them together every few meters. Tow Fish User Guide April 2020...
  • Page 5: Deployment

    4. Place the Tow Fish in the water maintaining control over the towline. 5. To adjust the Tow Fish depth, have the vessel slowly transiting and pay out the rope to a desired length (anticipate 5:1, rope length to depth ratio).
  • Page 6: Cabled Deployment

    Cabled Deployment Tow Fish User Guide April 2020...
  • Page 7: Double Eye Cable Grip Installation

    Find an X (cross) on the cable where you will begin an under-over pattern, under the first X cross and over the next cross continuing until returning to the first X to connect the cable tie. Tow Fish User Guide April 2020...
  • Page 8: Male Connector End - Connector With Pins

    13. This length should ideally be less than the depth of the water to ensure the tow fish will not be dragged along or hit the bottom damaging the equipment.
  • Page 9: Deployment Recommendations

    Tow Fish is retrieved before the boat slows to a stop, so the Tow Fish does not hit bottom and cause damage to the equipment.

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