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Flag of Uruguay Uruguay

Fish 40 - Systematic Listing

(36 speciess + 4 forms with special treatment that are not considered at the species level)

Number of records: 68

Last update: 02/10/2026 23:40:23

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Uruguay

General Information

Uruguay is located in the southeastern part of South America, bordering Brazil to the north and northeast, the Atlantic Ocean to the east, the Río de la Plata to the south, and Argentina to the west. Its territory covers an area of approximately 176,215 square kilometers, with an Atlantic coastline of about 680 kilometers in length. The geography of Uruguay is characterized by being mostly flat, with some hills and mountains in the north and center of the country. The highest region is the cuchilla de Haedo, which reaches a maximum height of about 500 meters above sea level. The Uruguayan relief is also influenced by the presence of numerous streams and rivers, such as the Uruguay River, the Negro River, and the Río de la Plata, which play an important role in shaping the landscape and wildlife.

The vegetation in Uruguay is varied, with grasslands, forests, and hills covering much of the territory. The Atlantic coast features a strip of dunes and sandy beaches, while the interior of the country is characterized by a mixture of pastures and forests. The Uruguayan climate is temperate, with warm and humid summers, and cool and dry winters. The average annual temperature is around 17 degrees Celsius, with an average annual precipitation of about 1,200 millimeters. The best time to make nature observations in Uruguay is during the spring and autumn, when the weather is more pleasant and wildlife is more active.

To access Uruguay, there are several international airports, such as Carrasco International Airport, located near the capital, Montevideo. It is also possible to enter the country by land, through border crossings with Brazil and Argentina, or by sea, through the ports of Montevideo and Colonia del Sacramento. Once inside the country, it is possible to move around by car, bus, or taxi, as the road network is quite extensive and well-maintained. It is also possible to walk or cycle along rural roads and trails, which allows for a greater connection with nature and the environment.

In terms of infrastructure and services, Uruguay has a network of hotels, hostels, and campsites that offer accommodation for all tastes and budgets. It is also possible to find restaurants and eateries that serve a variety of traditional Uruguayan dishes, such as the chivito and fried torta. In the most touristy areas, such as Punta del Este and Colonia del Sacramento, there are shops, supermarkets, and tourist services, such as travel agencies and car rental companies. However, in more rural areas, services may be more limited, so it is recommended to plan ahead and bring provisions and equipment.

In general, Uruguay is a safe and welcoming country for visitors, with a friendly and hospitable population. However, it is essential to take the usual precautions to protect personal safety and the environment, such as respecting local norms and regulations, not disturbing wildlife, and not polluting the environment. With a little planning and preparation, Uruguay can be an ideal destination for those looking to connect with nature and enjoy the beauty and tranquility of the Uruguayan countryside.



Compilation and publication: EcoRegistros – 21/07/2026











  Order Family English Common Name Spanish Common Name Portuguese Common Name Scientific Name Belonging Records Chance of observation Conservation status Notes
1CarcharhiniformesTriakidaeSchool SharkCazónGaleorhinus galeusNot listed1III
  
2LamniformesOdontaspididaeSand Tiger SharkTiburón Tigre de ArenaCarcharias taurusNot listed1III
  
3RajiformesMyliobatidaeEagle RayChuchoMyliobatis goodeiNative1III
  
4AtheriniformesAtherinopsidaeBuenos Aires SilversidePejerrey BonaerenseOdontesthes bonariensisNative3IV
  
5Odontesthes sp.Native2IV
  
6BatrachoidiformesBatrachoididaePez SapoPorichthys porosissimusNative4V
  
7Thalassophryne montevidensisNative1III
  
8CharaciformesAnostomidaeThree Dots BogaBogaLeporinus obtusidensNative1III
  
9BryconidaeGolden DoradoDoradoSalminus brasiliensisNative4V
  
10CharacidaeBloodfin TetraTetra de Aletas RojasAphyocharax anisitsiNative1III
  
11Astyanax sp.Native1III
  
12ErythrinidaeWolf FishTararira ComúnTraíraHoplias argentinensisNative2IV
  
13Hoplias sp.Native1III
  
14ProchilodontidaeTarpon ProchiludosSábalo ComúnProchilodus lineatusNative3IV
  
15SerrasalmidaePiraña RojaPygocentrus nattereriNative1III
  
16ClupeiformesClupeidaeBrazilian MenhadenLachaBrevoortia aureaNative2IV
  
17CyprinodontiformesPoeciliidaeTen Spotted Live BearerMadrecita Diez ManchasCnesterodon decemmaculatusNot listed1III
  
18MugiliformesMugilidaeMullet Lisa Mugil brasiliensisNot listed2IV
  
19PerciformesCarangidaePalometa de MarParona signataNot listed1III
  
20Trachinotus marginatusNative1III
  
21CichlidaeChemeleon CichlidChanchitaAustraloheros facetusNot listed2IV
  
22Castañeta Cichlasoma facetumNot listed1III
  
23Geophagus iporangensisNot listed1III
  
24ChanchitaCastañetaGymnogeophagus labiatusNot listed1III
  
25PomacentridaeSargentoCastanheta-das-rochasAbudefduf saxatilisNot listed1III
  
26SciaenidaeStriped WeakfishPescadilla de RedMaría MoleCynoscion guatucupaNot listed1III
  
27Southern KingfishBurriquetaMenticirrhus americanusNot listed1III
  
28White CroakerCorvina RubiaMicropogonias furnieriNative2IV
  
29Black DrumCorvina Negra Pogonias cromisNative3IV
  
30SparidaeMarimbaDiplodus argenteusNative4V
  
31PleuronectiformesAchiridaeAmerican SoleLenguado de RíoCatathyridium jenynsiiNative3IV
  
32SiluriformesAriidaeBagre de MarGenidens barbusNative2IV
  
33Genidens genidensNot listed1III
  
34Genidens sp.Native1III
  
35LoricariidaeVieja del AguaHypostomus commersoniNative1III
  
36PimelodidaeBagrePimelodus argenteusNot listed1III
  
37Bagre ManchadoPimelodus maculatusNot listed1III
  
38SynbranchiformesSynbranchidaeMarbled swamp eel Anguila Synbranchus marmoratusNot listed2IV
  
39TetraodontiformesBalistidaeGrey TriggerfishPez Ballesta GrisBalistes capriscusNative2IV
  
40DiodontidaeBriddled BurrfishPez GloboBaiacu-de-espinhoChilomycterus spinosusNot listed3IV
  
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