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List of brackish aquarium fish species

    A list of fish commonly seen that can be kept in a brackish water aquarium

    Cyprinidontiformes


    Common name Taxonomy Picture Size Tank Type Care Level Description
    Poeciliids
    Guppy Poecilia reticulata Community Easy Many color and tail pattern varieties exist
    Black molly Poecilia sphenops Community Easy
    Sailfin molly Poecilia latipinna Community Easy Gold and silver varieties commonly found
    Others
    Four-eyed fish Anableps spp 12" These fish can see above and below water
    American Flagfish Jordanella floridae Community Easy May eat hair algae but also may eat plants

    Catfish


    Common name Taxonomy Picture Size Tank Type Care Level Description
    Sea catfish
    Colombian shark catfish Hexanematichthys seemanni
    Australian shark catfish Arius berneyi
    Berney's shark catfish Arius graeffei

    Pufferfish


    Common name Taxonomy Picture Size Tank Type Care Level Description
    Figure 8 pufferfish Tetraodon biocellatus 24" Intermediate
    Green spotted puffer Tetraodon nigroviridis 6" Difficult often sold as freshwater fish but this species actually thrives in brackish water and may even requires saltwater when reaches adulthood
    Giant freshwater pufferfish Tetraodon mbu
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    30" Difficult This fish also occurs in estuaries

    Gobies


    Common name Taxonomy Picture Size Tank Type Care Level Description
    Bumblebee goby Brachygobius xanthozonus 15"
    Water Cow Eleotris picta 17"
    Violet goby Dragon goby Gobioides broussonnetii 21"
    Mudskipper (Barred Mudskipper) Periophthalmus argentilineatus 6" This fish requires "land" to crawl out of the water
    Mudskipper (Atlantic Mudskipper) Periophthalmus barbarus 9" This fish requires "land" to crawl out of the water
    Knight goby Stigmatogobius sadanundio 35"

    Cichlids


    Common name Taxonomy Picture Size Tank Type Care Level Description
    Cichlids
    Blackchin tilapia Sarotherodon melanotheron melanotheron 11"
    Orange chromide Etroplus maculatus 3"
    Green chromide Etroplus suratensis 15"

    Other fishes


    Common name Taxonomy Picture Size Tank Type Care Level Description
    Siamese tigerfish Datnioides microlepis 18" These fish must be kept in large aquaria
    Reedfish Erpetoichthys calabaricus 157" Species This is the only Polypterid that is found in brackish water
    Celebes Rainbowfish Marosatherina ladigesi 31" Commonly sold for freshwater but does better in brackish
    Silver moony Monodactylus argenteus 10" These fish are also known from marine habitats
    African moony Monodactylus sebae 10" These fish are also known from marine habitats
    Indian glassy fish Parambassis ranga
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    31" These fish are often dyed
    Targetfish Jarbua terapon Terapon jarbua 14" These fish breed in saltwater and the young return to freshwater
    Banded archerfish Toxotes jaculatrix
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    12" These fish have the ability to shoot water to hit their insect prey
    Green Scat Ruby Scat Scatophagus argus 15"