46 CFR § 188.10-53 - Oceanographic research vessel.

---
identifier: "/us/cfr/t46/s188.10-53"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 188.10-53 - Oceanographic research vessel."
title_number: 46
title_name: "Shipping"
section_number: "188.10-53"
section_name: "Oceanographic research vessel."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "U"
subchapter_name: "OCEANOGRAPHIC RESEARCH VESSELS"
part_number: "188"
part_name: "GENERAL PROVISIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "6 U.S.C. 2103, 2113, 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277, sec. 1-105; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGFR 67-83, 33 FR 1113, Jan. 27, 1968, unless otherwise noted."
cfr_part: "188"
---


# 188.10-53 Oceanographic research vessel.

The term *oceanographic research vessel* means a vessel that the Secretary finds is being employed only in instruction in oceanography or limnology, or both, or only in oceanographic or limnological research, including those studies about the sea such as seismic, gravity meter, and magnetic exploration and other marine geophysical or geological surveys, atmospheric research, and biological research.

[CGD 84-069, 61 FR 25312, May 20, 1996]