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Antillean Manatee

Trichechus manatus manatus · ECOS entity 11766

Federal ESA status Proposed Endangered

The Antillean Manatee is proposed for listing as endangeredendangered: In danger of dying out in all or much of the places where it lives.. The listing is not final yet. This is the U.S. federal status. It is not the IUCN Red List or a state list. The latest steps were a proposed ruleproposed rule: A draft decision. It is published so anyone can comment before it becomes final. and a 12-month finding12-month finding: The agency's answer after a full review: should the species be listed or not?, published together on January 14, 2025. No upcoming date is on the record.

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Each step shows up to three dates: the date the law sets, the date in the agency's workplan or set by a court, and the date the step was published. Every date links to the document it comes from.

Timeline for Antillean Manatee
StepStatutory dateWorkplan or court-ordered datePublished (Federal Register)
12-month finding12-month finding: The agency's answer after a full review: should the species be listed or not? None set Not in the workplan
12-month finding published in the Federal Register on January 14, 2025. Outcome: listing is warranted. This document is also the proposed rule. FR 2025-00467
Proposed ruleproposed rule: A draft decision. It is published so anyone can comment before it becomes final. None set Not in the workplan
Proposed rule published in the Federal Register on January 14, 2025. This document is also the 12-month finding. FR 2025-00467
Comments accepted until March 17, 2025. FR 2025-00467
Final rulefinal rule: The decision that puts a listing or a habitat rule into effect.
Statutory date January 13, 2026 (final rule, 16 U.S.C. 1533(b)(6)(A)). No final rule or withdrawal notice published in the Federal Register as of October 24, 2026. 16 U.S.C. 1533(b)(6)(A)
Not in the workplan Not published as of October 24, 2026
Final critical habitatcritical habitat: Places the agency marks as needed for the species to recover. rule
Statutory date January 13, 2026 (critical habitat with listing, 16 U.S.C. 1533(a)(3)(A)(i), (b)(6)(C)). No final critical habitat rule published in the Federal Register as of October 24, 2026. 16 U.S.C. 1533(a)(3)(A)(i), (b)(6)(C)
Statute wording for this date: "to the maximum extent prudent and determinable". 16 U.S.C. 1533(a)(3)(A)(i), (b)(6)(C)
Not in the workplan Not published as of October 24, 2026
Comment periodcomment period: The weeks when anyone can send the agency their view on a proposal. extension None set Not in the workplan
Comment period extension published in the Federal Register on November 25, 2024. FR 2024-27529
Comments accepted until January 24, 2025. FR 2024-27529

Identifiers and sources

This record
https://conservanode.org/id/species/11766
ECOS
Species profile 11025
Federal Register
Regulations.gov