Mariana Crow (Corvus kubaryi)
Kingdom: Animalia
Class: Aves
Order: Passeriformes
Family: Corvidae
Listing Status:
Where Listed: WHEREVER FOUND
General Information
A small black crow with a slight greenish black gloss on the head; back, wings and tail with bluish-black gloss; underparts with dull greenish-black gloss; bases of feathers light grayish, more nearly white on neck producing a somewhat ragged appearance; nasal bristles short but extending over nostrils and base of culmen; bill and feet black; iris dark brown. Female smaller. Immature resembles adult, but feathers with less gloss; wings and tail browner, but this characteristic may be of limited use in the field. Fledglings plumage is "ragged" looking, with white showing through from the bases of the feathers at numerous locations on the neck, back, and breast. Lower mandible near base has pink-tan showing
For the best experience, make sure that javascript is enabled and that you have the Adobe Flash Player installed Click here to download and install the Flash Player
Click here to see static map image
This map represents our best available information about where a species is currently known to or or is believed to occur; however, it should NOT be used as an official species list for Section 7 Consultation purposes. To obtain an official species list for this purpose, please visit the Information, Planning, and Conservation (IPaC) System (click here: http://ecos.fws.gov/ipac)
This species is listed wherever it is found, but
- States/US Territories in which the Mariana Crow, Entire is known to or is believed to occur: Guam , Northern Mariana Islands
- US Counties in which the Mariana Crow, Entire is known to or is believed to occur: View All
- USFWS Refuges in which the Mariana Crow, Entire is known to occur:
GUAM NATIONAL WILDLIFE REFUGE
| Status | Date Listed | Lead Region | Where Listed |
|---|---|---|---|
| 08/27/1984 | Pacific Region (Region 1) | Entire |
» Action Plans
| Date | Title |
|---|---|
| Aga Spotlight Species Action Plan |
» Recovery
Recovery Plan Information Search| Date | Title | Plan Action Status | Plan Status |
|---|---|---|---|
| 01/11/2006 | Draft Revised Recovery Plan for the Aga or Mariana Crow (Corvus kubaryi) | View Implementation Progress | Draft Revision 1 |
| Date | Citation Page | Title | Document Type |
|---|---|---|---|
| 03/06/2012 | 77 FR 13248 13251 | 5-Year Status Reviews of 46 Species in Idaho, Oregon, Washington, Nevada, Montana, Hawaii, Guam, and the Northern Mariana Islands:Notice of initiation of reviews; request for information. | |
| 01/11/2006 | 71 FR 1766 1767 | Draft Revised Recovery Plan for the Aga or Mariana Crow (Corvus kubaryi) | |
| 07/06/2005 | 70 FR 38972 38975 | Initiation of 5-Year Reviews of the Mariana Fruit Bat (Pteropus mariannus mariannus), Mariana Crow (Corvus hawaiiensis), Laysan Duck (Anas laysanensis), Kauai Akialoa (Honeycreeper) (Hemignathus procerus), Large Kauai Thrush (Myadestes myadestinus), Kauai Oo (Honeyeater) (Moho braccatus), Ou (Honeycreeper) (Psittirostra psittace), Molokai Creeper (Paroreomyza flammea), Molokai Thrush (Myadestes lanaiensis rutha), Kauai Cave Wolf Spider (Adelocosa anops) Kauai Cave Amphipod (Spelaeorchestia koloana), Alsinidendron obovatum (No Common Name), Amaranthus brownii (No Common Name), Chamaesyce celastroides var. kaenana (Akoko), Chamaesyce deppeana (Akoko), Chamaesyce herbstii (Akoko), Chamaesyce skottsbergii var. kalaeloana (Ewa Plains Akoko), Clermontia pyrularia (Oha Wai), Cyanea grimesiana ssp. obatae (No Common Name), Cyanea pinnatifida (Haha), Cyanea st.-johnii (Haha), Cyanea superba (Haha), Cyanea truncata (Haha), Cyrtandra dentate (Haiwale), Gouania vitifolia (No Common Name), Hedyotis degeneri (No Common Name), Hibiscadelphus woodii (Hau Kuahiwi), Castilleja levisecta (Golden paintbrush), Fender's Blue Butterfly (Icaricia icarioides fenderi), Erigeron decumbens var. decumbens (Willamette Daisy), Lupinus sulphureus ssp. kincaidii (Kincaid's Lupine), Lomatium bradshawii (Bradshaw's Desert Parsley), and Sidalcea nelsoniana (Nelson's Checker-mallow) | |
| 12/05/2002 | 67 FR 72407 72408 | Endangered and threatened wildlife and plants; determinations of prudency for two mammal and four bird species in Guam and the Commonwealth of the nothern Mariana Islands and designations of critical habitat for one mammal and two bird species |
| Date | Title |
|---|---|
| 08/25/2009 | Mariana crow completed 5-year review |
» Critical Habitat
| Date | Citation Page | Title | Document Type | Status |
|---|---|---|---|---|
| 10/28/2004 | 69 FR 629447 629446 | Endangered and threatened wildlife and plants; designation of critical habitat for the mariana fruit bat and guam micronesian kingfisher on guam and the mariana crow on guam and in the commeonwealth of the northern mariana islands; final rule | Final Rule | Final designated |
| 10/15/2002 | 67 FR 63738 63772 | Endangered and Threatened Wildlife and Plants; Determinations of Prudency for Two Mammal and Four Bird Species in Guam and the Commonwealth of the Northern Mariana Islands and Proposed Designations of Critical Habitat for One Mammal and Two Birds Species | Proposed Rule | Not Required |
| 06/14/1991 | 56 FR 27485 27493 | ETWP:Proposed Designation of Critical Habitat for the Little Mariana fruit bat, Mariana Fruit Bat, Guam Broadbill, Mariana Crow, Guam Micronesian King fisher, and Guam Bridled White-Eye; | Proposed Rule | Not Required |
To learn more about critical habitat please see http://criticalhabitat.fws.gov
» Conservation Plans
No conservation plans have been created for Mariana Crow, Entire
» Petitions
| Date | Citation Page | Title | Finding |
|---|---|---|---|
| 01/20/1984 | 49 FR 2485 2488 | Findings on Pending Petitions & Description of Progress on Listing Actions; 49 FR 2485-2488 | |
| 05/12/1981 | 46 FR 26464 26469 | ETWP; Notice of Petition Acceptance and Status Review | |
| 05/18/1979 | 44 FR 29128 29130 | Review of the Status of Ten Birds and Two Mammals from Guam |
» Life History
No Life History information has been entered into this system for this species.
» Other Resources
NatureServe Explorer Species Reports -- NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.
ITIS Reports -- ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.
