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Flag of Uruguay Uruguay

Crustacean 32 - Systematic Listing

(27 speciess + 5 forms with special treatment that are not considered at the species level)

Number of records: 103

Last update: 03/10/2026 11:40:29

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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
1PedunculataLepadidaePercebe Cuello De CisneLepas anatiferaNative4IV
  
2SessiliaBalanidaeAmphibalanus improvisusNative1III
  
3BarnacleDiente de PerroBalanus glandulaNative1III
  
4Balanus sp.Native1III
  
5ChthamalidaeChthamalus stellatusNative1III
  
6CoronulidaeTubicinella majorNative1III
  
7AmphipodaCyamidaeCyamus gracilisNative1III
  
8Cyamus ovalisNative1III
  
9HyalellidaeHyalella sp.Native1III
  
10TalitridaeLawn ShrimpCamarón de CéspedArcitalitrus sylvaticusNot listed1III
  
11Pulga De ArenaAtlantorchestoidea brasiliensisNative2III
  
12DecapodaAeglidaePancoraAegla platensisNot listed3III
  
13Aegla sp.Native2III
  
14GrapsidaeSouthwestern AtlanticCangrejo GranulosoNeohelice granulataNative17VI
  
15HippidaeEmerita brasiliensisNative3III
  
16LeucosiidaeMottled Purse CrabPersephona mediterraneaNot listed1III
  
17OcypodidaeFiddler CrabCangrejo ViolinistaLeptuca uruguayensisNative4IV
  
18PalaemonidaeCamarón Fantasma ArgentinoPalaemonetes argentinusNot listed1III
  
19PisidaeCangrejo ArañaLibinia spinosaNative2III
  
20PlatyxanthidaeDanielethus crenulatusNative2III
  
21PortunidaeSirí ChitaArenaeus cribariusNot listed4IV
  
22Cangrejo AzulCallinectes sapidusNative14VI
  
23Ovalipes sp.Not listed1III
  
24Cangrejo NadadorOvalipes trimaculatusNative2III
  
25VarunidaeCangrejo de las RocasCyrtograpsus angulatusNative9V
  
26IsopodaArmadillidiidaeArmadillidium nasatumNative1III
  
27Pill-BugBicho BolitaArmadillidium vulgareNative6IV
  
28CirolanidaeCirolanidae sp.Native1III
  
29LigiidaeWharf RoachCucaracha de los MuellesLigia exoticaNative11VI
  
30PorcellionidaeCochinilla de la HumedadPorcellio laevisNative2III
  
31Porcellio scaberNative1III
  
32Porcellionides sexfasciatusNative1III
  
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