Island marble Butterfly
Euchloe ausonides insulanus · Wherever found · ECOS entity 5610
In plain words
Federal ESA status Endangered
The Island marble Butterfly is listed as endangeredendangered: In danger of dying out in all or much of the places where it lives. under the federal Endangered Species ActEndangered Species Act: The federal law from 1973 that protects listed animals and plants.. This is the U.S. federal status. It is not the IUCN Red List or a state list. No upcoming date is on the record.
Show the record
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.
| Step | Statutory date | Workplan or court-ordered date | Published (Federal Register) |
|---|---|---|---|
| 90-day finding90-day finding: The agency's first answer to a petition, saying whether it is worth a full review. |
Statutory date March 11, 2003 (90-day finding, 16 U.S.C. 1533(b)(3)(A)). Federal Register coverage starts October 24, 2024; earlier publications are not on the record yet.
16 U.S.C. 1533(b)(3)(A)
Petition linked to this species: inferred from the petition title.
Statute wording for this date: "to the maximum extent practicable".
16 U.S.C. 1533(b)(3)(A)
Statutory date November 20, 2012 (90-day finding, 16 U.S.C. 1533(b)(3)(A)). Federal Register coverage starts October 24, 2024; earlier publications are not on the record yet.
16 U.S.C. 1533(b)(3)(A)
Petition linked to this species: inferred from the petition title.
Statute wording for this date: "to the maximum extent practicable".
16 U.S.C. 1533(b)(3)(A)
|
Not in the workplan | Not published as of October 24, 2026 |
| 5-year review notice |
Statutory date June 4, 2025 (5-year review, 16 U.S.C. 1533(c)(2)(A); counted from the ECOS listing date). Federal Register coverage starts October 24, 2024; earlier publications are not on the record yet.
16 U.S.C. 1533(c)(2)(A)
Statute wording for this date: "at least once every five years".
16 U.S.C. 1533(c)(2)(A)
|
Not in the workplan | Not published as of October 24, 2026 |
Petitions
- “Island Marble Butterfly ( Euchloe ausonides insulanus); Emergency list as Endangered”: petition date (closed). Source: ECOS petitions report, ECOS species profile. Petition linked to this species: inferred from the petition title.
- “Butterfly, island marble (Euchloe ausonides insulanus); list E w/ CH”: petition date (closed). Source: ECOS petitions report, ECOS species profile. Petition linked to this species: inferred from the petition title.
Identifiers and sources
- This record
https://conservanode.org/id/species/5610- ECOS
- Species profile 3285