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Any individual or organization with an interest in hydrography or closely related field is welcome to join The Hydrographic Society of America (THSOA). No formal qualifications are required.

All memberships begin on entry and are renewed on January 1. Dues are not prorated. Persons joining after October 1 will receive the remainder of the present year plus all of the next.

Benefits of Membership

  • Access to expand your professional network
  • Participation in local chapters, including regular meeting and social events that connect you face-to-face with colleagues.
  • Discount on registration at local chapter events
  • Participate in chapter committees

Membership Categories

Corporate - Tier 1 - $125 (two individual members on account)

Corporate - Tier 2 - $400 (four individual members on account)

Corporate - Tier 3 - $500 (four individual members on account AND company logo/hyperlink on home page)

Any business or corporation endorsing the objectives, policies and activities of THSOA. May appoint 2 representatives to THSOA, who have the same rights and privileges as individual members.

Corporate Members receive:

  • Subscribe to xyHt Magazine at no charge at www.xyht.com/subscribe ($20 USD value).
  • Discount on registration at THSOA sponsored events as well as some international conferences. For the biennial U.S. Hydro Conference you receive a discount on exhibit space and may also register any two employees of the organization at the member rate.
  • Free hot link on the Corporate Member page
  • Free Employment Opportunity advertisements on the web site and newsletter at no additional charge

Individual - $35

Any person with active professional interest in the hydrography or closely related field.

Individual Members receive:

Student - $10

Must be a full-time undergraduate and graduate students (not funded by employer).

Students Members receive:

Retired - $15

Any person who is retired from active professional interest in the hydrography field and is no longer employed in the business of sea surveying.

Retired Members receive: