rio Branco → rio Negro (⪪) → Amazonas (⪪) → Atlantic NE (⪪)

Country

Brazil

Region

Amazonas

Length

560 km

General direction

SW 197.05°

Headwaters
(Without claiming to be exhaustive):

≽

⊙⊗

rio Takutu (⪪)

[ 3.023,-60.489 ]

≼

⊙⊗

rio Uraricoera (⪪)

[ 3.023,-60.489 ]

Tributaries
(Without claiming to be exhaustive):

Sorting
up/down

≽

paraná Adauaú (⪪)

[ -1.060,-61.851 ]

≼

⊗

rio Ajarani (⪪)

[ 1.548,-61.251 ]

≽

⊗

rio Anauá (⪪)

[ 0.968,-61.360 ]

≽

⊗

[ 1.558,-61.233 ]

≼

⊗

[ 0.469,-61.714 ]

≼

⊗

rio Cauamé (⪪)

[ 2.847,-60.639 ]

≽

⊗

[ -1.194,-61.848 ]

≽

[ -1.175,-61.851 ]

≼

⊗

[ 2.435,-60.839 ]

≽

⊗

[ 2.425,-60.832 ]

≽

[ 2.425,-60.832 ]

Ends near

Remanso

Flows in

≽

 

[ -1.394,-61.843 ]

Time, position

Cond.

w.temp.

pH

GH

KH

O2

 

06.10.96
Boa Vista

23.00

6.30

20.07.17 16:00
[ -1.247,
-61.833 ]

28.00-29.00

29.40-30.80

Fishes of rio Branco
(Without claiming to be exhaustive)

Species
Country
Origin

Length
(cm)

AQ
(cm)

T.
(°C)

Bree
ding

Acanthicus hystrix
Spix & Agassiz, 1829
 
Brazil
Amazonas-Einzug, rio Branco, río Ucayali, rio Trombetas, rio Japurá, rio Madeira, rio Xingu, rio Tocantins, rio Araguaia, río Orinoco?, río Apure?
(Amazonas (BRA), Pará (BRA))

120

300

25 - 30

DATZ

Acanthicus sp. aff. hystrix "L 407"

 
Brazil
Rio Branco bei Boa Vista, rio Takutu
(Roraima)

120

300

25 - 29

unknown

Ageneiosus polystictus
Steindachner, 1915
 
Brazil, Colombia
lago de Curuá-Murú rio Negro, rio Jaú, unterer rio Branco, rio Uatumã, rio Puduari, rio Arirará, rio Juapiris, rio Daraá, rio Tiquié, rio Juruti, rio Nhamundá, igarapé Piraquara,río Cuduyarí
(Amazonas (BRA), Pará (BRA), Vaupés)

50

250

26 - 30

unknown

Amaralia hypsiura
Kner, 1855
 
Bolivia, Brazil, Ecuador, Guiana, Colombia, Peru
Rio Branco
(Amazonas (BRA))

15

100

 

unknown

Ancistrus dolichopterus (L 183)
Kner, 1854
 
Brazil
Rio Negro, rio Padauiri, rio Demini, rio Branco, rio Nhamundá
(Amazonas (BRA), Pará (BRA))

25

80

25 - 29

multiple

Ancistrus sp. "Rio Branco"

 
Brazil
Rio Branco
(Amazonas)

14

80

23 - 27

unknown

Ancistrus sp. "L 182"

 
Brazil, Guyana
Rio Branco, rio Jauaperi, rio Takutu, Rupununi River
(Amazonas, Roraima)

25

150

25 - 29

ja

Cetopsorhamdia insidiosa
Steindachner, 1917
 
Brazil
Rio Surumú, Rio Branco-Einzug, Bem-Querer
(Roraima)

10

60

 

unknown

Chaetostoma jegui
Rapp Py-Daniel, 1991
 
Brazil
Rio Uraricoera, rio Tacutu
(Roraima)

>20

120

 

unknown

Dekeyseria scaphirhyncha (L 216)
Kner, 1854
 
Brazil, Colombia, Venezuela
Rio Arapiuns, Rio Negro, Rio Demini, Rio Urubaxi, Rio Branco, Rio Coari, Rio Tefé, Rio Yavarí = Rio Javari; Rio Inirida; Rio Atabapo, Pozo Azul
(Pará (BRA), Amazonas (BRA), Guainía)

25

150

25 - 29

Catfish Atlas 2

Farlowella reticulata
Boeseman, 1971
 
French Guiana, Suriname
Maka Creek, Maroini River = Marowijne River-Einzug
(Marowijne, Sipaliwini, Saint-Laurent-du-Maroni)

20

100

25 - 29

unknown

Hassar orestis
Steindachner, 1875
 
Brazil, Equador, Guyana, Colombia, Peru, Venezuela
caño Las Varitas, río San Jose, rio Iça, rio Xingu, rio Trombetas, Amazonas, rio Solimões, rio Negro, rio Madeira, Lago São José Açu, rio Uatumã, rio Tapajós, rio Tefé, río Itaya, río Nanay, Essequibo River, Rupununi River, río Manacacias, río Orinoco, río Capanaparo, río Ventuari, río Manapiare, rio Branco, río Ucayali
(Amazonas (BRA), Amazonas (VEN), Loreto, Bolívar (VEN), Roraima, Pará (BRA), Maranhão, Essequibo Islands-West Demerara, Cuyuni-Mazaruni, Upper Demerara-Berbice, Pataro-Siparuni, Upper Takutu-Upper Essequibo, Meta)

22

120

 

unknown

Hypancistrus margaritatus (L 404)
Tan & Armbruster, 2016
 
Brazil, Guyana
Rio Takutu, rio Branco
(Roraima, Potaro-Siparuni)

15

100

25 - 29

multiple

Imparfinis hasemani
Steindachner, 1915
 
Brazil
Rio Surumú, rio Branco- bei Bem Querer, rio Tapajós-Einzug bei Santarem
(Roraima, Pará (BRA))

10

60

 

unknown

Leiarius arekaima
Jardine, 1841
 
Brazil, Guyana
Oberer Essequibo River, Río Branco
(Upper Takutu-Upper Essequibo, Roraima)

66

350

 

unknown

Leptodoras copei
Fernández-Yépez, 1968
 
Brazil, Colombia, Peru, Venezuela
río Capanaparo, mittlerer Amazonas = rio Solimões, rio Negro, río Orinoco, río Ventuari, río Casiquare, rio Branco
(Amazonas (BRA), Amazonas (VEN), Apure, Roraima, Loreto)

17

100

25 - 29

unknown

Leptodoras hasemani
Steindachner, 1915
 
Brazil, Guyana, Venezuela
Río Orinoco, río Branco, rio Demini, Essequibo River
(Amazonas (VEN), Amazonas (BRA), Roraima, Upper Takutu-Upper Essequibo, Potaro-Siparuni, Upper Demerara-Berbice, Essequibo Islands-West Demerara)

23

150

 

unknown

Leptodoras praelongus
Myers & Weitzman, 1956
 
Brazil, Venezuela
rio Negro, río Orinoco, Amazonas, rio Solimões, rio Branco, rio Madeira, rio Tocantins, rio Jutaí, rio Demini, río Pamoni, río Casiquare, río Sipapo
(Amazonas (VEN), Amazonas (BRA), Pará (BRA), Rondônia, Roraima)

21

120

25 - 30

unknown

Limatulichthys griseus
Regan, 1904
 
Brazil, Ecuador, Guyana, Colombia, Peru, Venezuela
río Ventuari, río Orinoco-, Essequibo-, Parnaiba-, rio Tocantins-, Amazonas-Einzug

24

150

26 - 29

L-Welse.com ?

Liosomadoras oncinus
Jardine & Schomburgk, 1841
 
Brazil, Venezuela
Rio Padauri, Rio Branco-, Rio Negro-Einzug
(Amazonas)

30

180

26 - 30

PCF

Lithodoras dorsalis
Valenciennes, 1840
 
Brazil, French Guiana
Amazonas-, rio Solimões-Einzug, rio Negro, rio Branco, nahe Cayenne
(Cayenne, Roraima, Amazonas (BRA), Pará (BRA))

96

 

 

unknown

Loricaria lundbergi
Thomas & Rapp Py-Daniel, 2008
 
Brazil, Venezuela
rio Negro, río Casiquiare, río Mawarinuma im río Baria-Einzug, rio Jaburu
(Amazonas)

16

100

25 - 29

unknown

Loricaria spinulifera
Thomas & Rapp Py-Daniel, 2008
 
Brazil
Rio Uraricoera, unterer rio Branco, unterer Rio Jauaperi, rio Negro-Einzug
(Amazonas (BRA), Roraima)

25

150

25 - 29

unknown

Megalonema amaxanthum
Lundberg & Dahdul, 2008
 
Bolivia, Brazil,Guyana,Peru
río Tahuamanu, rio Arce, Takutu River, rio Branco, rio Solimões, rio Jutaí, rio Japura, rio Tocantins, rio Negro, río Napo, río Nanay
(Pando, Acre, Amazonas, Pará, Rondônia, Roraima, Madre de Dios)

14

100

 

unknown

Nannoxyropsis ephippia
Aquino & Pérez, 2016
 
Guyana
Burro Burro, Rupununi, Yuora, Ireng, Takutu, Essequibo-, Branco-Einzug
(Potaro-Siparuni, Upper Takutu-Upper Essequibo, Roraima)

6

60

 

unknown

Panaqolus claustellifer (L 306 / LDA 64)
M. Tan, L.S. de Souza, J.W. Armbruster, 2016
 
Brazil, Guyana
cachoeira do Bem Querer, Takutu River, rio Ita, rio Branco, rio Jauapari, rio Anaua
(Roraima, Upper Takutu-Upper Essequibo)

13

80

25 - 29

several

Paralithoxus cf. raso "L 435" / "LDA 66"

 
Brazil, Guyana
Rio Branco, Rio Mazaruni
(Roraima, Cuyuni-Mazaruni)

7

60

23 - 27

unknown

Paravandellia luna
Henschel, Baskin, Collins & Lujan, 2024
 
Brazil
rio Branco, rio Jutai, Amazonas
(Roraima, Amazonas (BRA))

4

60

 

unknown

Peckoltia braueri (L 305)
Eigenmann, 1912
 
Brazil, Guyana
rio Takutu = rio Itacutu, Ireng River = Maú River, Pirara River, rio Branco
(Upper Takutu-Upper Essequibo, Roraima)

13

80

25 - 29

unknown

Peckoltia sabaji (L 301)
Ancistomus sabaji (L 301)
Armbruster, 2003
 
Brazil, Guyana, Colombia, Venezuela
Essequibo River, mittlerer und oberer Orinoco Einzug, Rio Branco-Einzug, Rio Ventuari, Takutu-River, Río Casiquare
(Amazonas (VEN), Bolívar (VEN), Roraima, Amazonas (BRA), Vichada)

25

150

26 - 30

Handbuch L-Welse

Peckoltia cf. sabaji "Rio Branco"
Ancistomus cf. sabaji "Rio Branco"

 
Brazil
oberer Rio Branco-Einzug
(Amazonas (BRA))

25

150

25 - 29

unknown

Platydoras hancockii
Valenciennes, 1840
 
Brasilien, Guyana, Colombia, Venezuela
Demerara River, rio Negro, rio Branco, rio Uraricoera lago Carurarra, río Tomo, Rupununi River, Simoni River, Pirara River, Takutu River, Kuyuwini River, caño Caripo, río Manapiare, caño Guapa Sucia, río Ventuari
(Amazonas (BRA), Amazonas (VEN), Roraima, Vichada)

20

120

23 - 30

unknown

Platynematichthys notatus
Jardine & Schomburgk in Schomburgk, 1841
 
Brazil, Bolivia, Ecuador, Guyana, Colombia, Venezuela, Peru
Amazonas-, Orinoco-Einzug, rio Branco, rio Guaporé=río Itenez, Padauari
(Amazonas (BRA), Roraima, Beni, Pará (BRA))

130

 

 

unknown

Platystomatichthys sturio
Kner, 1858
 
Bolivia, Brazil, Ecuador, Colombia, Peru, Venezuela
Rio Branco, Amazonas-Einzug
(Amazonas (BRA), Rondônia, Loreto, Napo)

45

300

 

unknown

Pseudacanthicus cf. hystrix "L 406"

 
Brazil
Rio Branco bei Boa Vista
(Roraima)

>40

200

25 - 29

unknown

Pseudacanthicus leopardus
Fowler, 1914
 
Brazil, Guyana
Rupununi River, oberer Rio Branco-Einzug
(Upper Takutu - upper Essequibo, Roraima, Amazonas (BRA))

>30

150

25 - 29

Amazonas, L-Welse.com

Pseudancistrus sp. "L 438"

 
Brazil
Rio Branco
(Roraima)

>20

120

26 - 30

unknown

Pseudoloricaria laeviuscula
Valenciennes, 1840
 
Brazil, Guyana, Venezuela
Rio Xingu, Rio Tefé, Essequibo River, Takutu River-Einzug: Rio Orinoco oberhalb Rio Sipabi-Zufluss-, Amazonas, rio Nhamundá, rio Negro, rio Branco, rio Jauaperi, rio Uraricoera
(Amazonas (BRA), Amazons (VEN), Pará (BRA))

30

120

25 - 29

yes

Pseudorinelepis cf. genibarbis "L 95"

 
Brazil
Rio Demini, rio Branco
(Amazonas)

>50

200

25 - 29

unknown

Rhamdia foina
Müller & Troschel, 1848
 
Brazil, Guyana
Essequibo River, Rupununi River, Takutu River, rio Branco, rio Negro, rio Tocantins, rio Trombetas
(Amazonas (BRA), Roraima, Pará)

20

120

 

unknown

Rineloricaria eigenmanni
Hemiloricaria eigenmanni
Pellegrin, 1908
 
Brazil, Colombia, Venezuela
Rio Negro, Rio Branco; río Sarare, pozo Crystal, río Cusiana, Llanos
(Amazonas (BRA), Amazonas (VEN), Roraima, Bolívar (VEN), Apure, Barinas)

15

100

24 - 29

Catfish Atlas 1

Rineloricaria fallax
Hemiloricaria fallax
Steindachner, 1915
 
Brazil, Guyana
Rio Branco-Einzug, Rio Guama, Rio Tefe, Takutu-Einzug, Rupununi River
(Roraima, Amazonas (BRA), Upper Takutu-Upper Essequibo)

20

100

25 - 29

Catfish Atlas 1

Rineloricaria stewarti
Hemiloricaria stewarti
Eigenmann, 1909
 
French Guiana, Guyana, Suriname
Chipoo Creek, Ireng-River-Einzug, Küstengewässer der Guyana-Staaten

12

80

22 - 26

unknown

Sturisoma monopelte
Fowler, 1914
 
Brazil, Guyana
Rupununi River, Mapari River, Sauriwau River, Yuora River, rio Uraricoera, rio Branco
(Upper Takutu-Upper Essequibo, Pomeroon-Supenaam)

30

120

25 - 28

unknown

Tenellus leporhinus
Eigenmann, 1912
 
Brazil, Guyana, Colombia, Venezuela
Potaro River, río Orinoco, río Branco, Essequibo River, río Manapiare, río Tomo, río Ventuari, río Caura, rio Trombetas, rio Tapajós, rio Tocantins, rio Xingu
(Potaro-Siparuni, Amazonas (VEN), Amazonas (BRA), Pará (BRA), Bolívar (VEN), Vichada)

25

150

25 - 29

unknown

Tenellus ternetzi
Eigenmann, 1925
 
Brazil, Colombia, Peru, Venezuela
Río Orinoco, río Casiquare, río Apure, río Arauca, río Caura, río Meta, río Portuguesa, río Siapa, rio Negro, rio Branco, rio Xingu, río Nanay
(Pará (BRA), Amazonas (BRA), Amazonas (VEN), Loreto)

16

100

26 - 30

unknown

Trachydoras brevis
Kner, 1853
 
Brazil, Guyana, Suriname
Rio Negro-, Essequibo River-, rio Tapajós-, rio Trombetas-, rio Branco- Einzug
(Amazonas (BRA), Pará (BRA))

12

80

 

unknown

Trachydoras gepharti
Sabaj & Hernández, 2017
 
Brazil, Guyana, Peru, Venezuela
Rio Negro, rio Jutaí, rio Teles Pires, rio Branco; río Ventuari, oberer río Orinoco-Einzug, río Manapiare
(Amazonas (BRA), Amazonas (VEN), Mato Grosso)

9

60

25 - 29

unknown

48  entries found.

Many thanks to

for the pictures

Hans-Georg Evers

9

Steindachner, Franz (1917) (PD)

10, 15, 20, 23

Rudolph Kner (1855) (PD)

11

Ingo Seidel

12, 13, 14, 19, 32, 39, 43, 44

17

18, 26, 36, 37, 41

Robert H. Schomburgk (1841)

21

Rogério Fádel (CC BY-NC 3.0)

24

Mark Sabaj Pérez (CC BY-NC 3.0)

27

M.R.Thomas & L.H. Rapp Py-Daniel (CC BY-NC 4.0)

28, 29

30

Eigenmann, Carl H. (PD)

33

José Birindelli (CC BY-NC 3.0)

35, 47, 48, 49

GGuardiaNN

38

Collins, Ribeiro, Machado, Hrbek & Farias (CC BY 4.0)

40

Henry Fowler, 1914 (PD)

42

45

Donald Taphorn

46

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