Species found in ecoregion Negro (list probably incomplete)
South America
acrensis, Apistogramma
altifrons, Geophagus
candidi, Taeniacara
coryphaenoides, Hypselecara
cupido, Biotodoma
diplotaenia, Apistogramma
discus, Symphysodon
efasciatus, Heros
elizabethae, Apistogramma
filamentosus, Dicrossus
foirni, Dicrossus
gephyra, Apistogramma
gibbiceps, Apistogramma
gottwaldi, Geophagus
guyanae, Mesonauta
heckelii, Acarichthys
altifrons, Geophagus
candidi, Taeniacara
coryphaenoides, Hypselecara
cupido, Biotodoma
diplotaenia, Apistogramma
discus, Symphysodon
efasciatus, Heros
elizabethae, Apistogramma
filamentosus, Dicrossus
foirni, Dicrossus
gephyra, Apistogramma
gibbiceps, Apistogramma
gottwaldi, Geophagus
guyanae, Mesonauta
heckelii, Acarichthys
hippolytae, Apistogramma
inpa, Crenicichla
insignis, Mesonauta
johanna, Crenicichla
lenticulata, Crenicichla
leopoldi, Pterophyllum
leucosticta, Satanoperca
liberifer, Heros
lilith, Satanoperca
lugubris, Crenicichla
macrophthalma, Crenicichla
mendezi, Apistogramma
nassa, Acaronia
notatus, Heros
notophthalmus, Crenicichla
opercularis, Biotoecus
inpa, Crenicichla
insignis, Mesonauta
johanna, Crenicichla
lenticulata, Crenicichla
leopoldi, Pterophyllum
leucosticta, Satanoperca
liberifer, Heros
lilith, Satanoperca
lugubris, Crenicichla
macrophthalma, Crenicichla
mendezi, Apistogramma
nassa, Acaronia
notatus, Heros
notophthalmus, Crenicichla
opercularis, Biotoecus
orinocensis, Cichla
pallidus, Aequidens
paucisquamis, Apistogramma
personata, Apistogramma
pertensis, Apistogramma
psittacus, Hoplarchus
regani, Apistogramma
regani, Crenicichla
reticulata, Crenicichla
scalare, Pterophyllum
sp. 'breitbinden', Apistogramma
temensis, Cichla
thayeri, Laetacara
uaupesi, Apistogramma
wavrini, Biotodoma
winemilleri, Geophagus
pallidus, Aequidens
paucisquamis, Apistogramma
personata, Apistogramma
pertensis, Apistogramma
psittacus, Hoplarchus
regani, Apistogramma
regani, Crenicichla
reticulata, Crenicichla
scalare, Pterophyllum
sp. 'breitbinden', Apistogramma
temensis, Cichla
thayeri, Laetacara
uaupesi, Apistogramma
wavrini, Biotodoma
winemilleri, Geophagus