Thicklip grey mullet

{{Short description|Species of fish}}

{{Speciesbox

| image = Chelon labrosus.jpg

| status = NT

| status_ref = {{cite iucn |author=Ford, M. |year=2024 |title=Chelon labrosus |volume=2024 |page=e.T135689A21910140 |doi=10.2305/IUCN.UK.2024-2.RLTS.T135689A21910140.en |access-date=5 March 2025}}

| status_system = IUCN3.1

| taxon = Chelon labrosus

| authority = (A. Risso, 1827)

| range_map = Chelon labrosus mapa.svg

| range_map_caption = Chelon labrosus range

| synonyms = *Mugil labrosus Risso, 1827

• Crenimugil labrosus (Risso, 1827)
• Mugil chelo Cuvier, 1829
• Chelon chelo (Cuvier, 1829)
• Liza chelo (Cuvier, 1829)
• Mugil curtus Yarrell, 1836
• Mugil corrugatus Lowe, 1838
• Mugil buosega Nardo, 1847
• Mugil septentrionalis Günther, 1861

| synonyms_ref = {{Cite web | url = http://www.fishbase.org/Nomenclature/SynonymsList.php?ID=2499&SynCode=23954&GenusName=Chelon&SpeciesName=labrosus | title = Synonyms of Chelon labrosus (Risso, 1827) | accessdate = 28 October 2018 | publisher = FishBase}}

}}

The thicklip grey mullet, Chelon labrosus, is a coastal fish of the family Mugilidae. It typically is about {{convert|32|cm|in|abbr=on}} long, with {{convert|75|cm|in|abbr=on}} being the maximum recorded.{{FishBase | genus = Chelon | species = labrosus | month = September | year = 2008}} It is named after its thick upper lip and silvery-grey appearance.{{Cn|date=January 2021}}

It is a common fish of shallow, sheltered coasts, estuaries, and around power station and sewer outfalls; it can also enter fresh water areas.{{Cn|date=January 2021}}

It lives in the northeastern Atlantic Ocean from Iceland to Senegal and Cape Verde, including the Mediterranean Sea and the southwestern Black Sea. This species is partially migratory, heading northwards in summer.{{Cn|date=January 2021}}

It feeds mainly on benthic diatoms, epiphytic algae, small invertebrates and detritus.{{Cn|date=January 2021}}

The thicklip grey mullet lays its eggs in winter. Both eggs and fry are pelagic.{{Cn|date=January 2021}}