Roughnose wedgefish

{{Short description|Species of cartilaginous fish}}

{{Speciesbox

| name = Roughnose wedgefish

| image =

| status = CR

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Kyne, P.M. |author2=Rigby, C.L. |author3=Last, P.R. |date=2019 |title=Rhynchobatus cooki |volume=2019 |page=e.T60181A151858712 |doi=10.2305/IUCN.UK.2019-2.RLTS.T60181A151858712.en |access-date=17 November 2021}}

| status2 = CITES_A2

| status2_system = CITES

| status2_ref = {{Cite web|title=Appendices {{!}} CITES|url=https://cites.org/eng/app/appendices.php|access-date=2022-01-14|website=cites.org}}

| genus = Rhynchobatus

| species = cooki

| authority = Last, Kyne & Compagno, 2016

| synonyms = Rhynchobatus compagnoi {{small|Last & Kyne, 2016}}

}}

The roughnose wedgefish (Rhynchobatus cooki) is a species of fish in the Rhinidae family. It is found in Indonesia (off Java) and Singapore. Its natural habitats are open seas, shallow seas, coral reefs, estuarine waters, and coastal saline lagoons. It is threatened by habitat loss. Despite having been known for more than a decade, it remained undescribed until 2016.Last, P.R., Ho, H.-C. & Chen, R.-R. (2013). A new species of wedgefish, Rhynchobatus immaculatus (Chondrichthyes, Rhynchobatidae), from Taiwan. Pp. 185-198 in: de Carvalho, M.R., Ebert, D.A., Ho, H.-C. & White, W.T., eds. Systematics and biodiversity of sharks, rays, and chimaeras (Chondrichthyes) of Taiwan. Zootaxa 3752 (1): 1–386.Last, Kyne & Compagno (2016). A new species of wedgefish Rhynchobatus cooki (Rhinopristiformes, Rhinidae) from the Indo-West Pacific. Zootaxa 4139 (2): 233-247. {{doi|10.11646/zootaxa.4139.2.7}} This is a relatively small species, reaching up to {{convert|81|cm|ft|abbr=on|}} in length. Adults are greenish-brown above; young have white spots.{{cite book|editor1=Last |editor2=White |editor3=de Carvalho |editor4=Séret |editor5=Stehmann |editor6=Naylor | title=Rays of the World | year=2016 | publisher=CSIRO | pages=68–75 | isbn=9780643109148 }}

The fish is named in honor of Sidney F. Cook (1953-1997), a shark fisheries biologist, and a leader in shark conservation.{{cite web | url = http://www.etyfish.org/rhinopristiformes/ | title = Order RHINOPRISTIFORMES | access-date= 13 January 2022 | author1 = Christopher Scharpf | author2 = Kenneth J. Lazara | name-list-style = amp | work = The ETYFish Project Fish Name Etymology Database | publisher = Christopher Scharpf and Kenneth J. Lazara | date = 22 September 2018}}