Killi
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Misc. Families of Freshwater Aquarium Fishes

Ambassidae

Glassfish


Amiidae

Bowfins


Arapaimidae

Arapaima


Archiridae

Flatfishes


Batrachoidinae

Toadfish


Beloniformes
 Halfbeaks
 Rice Fish

Needlefish


Blenniidae
 Blennies

Blennies

Usually marine fish there is at least one Freshwater species.



Channidae

Snakeheads


Datnioidae

Tigerfish


Dipnoi
 Lungfish

Lungfish

These primitive dinosaur era fishes are in an order by themselves and are very unlike modern fish; humans share a common ancestor with them.


Engraulidae

Anchovies

Mostly marine, there are some freshwater anchovies.


Esociformes

Mud Minnows


Galaxioidea
 Smelts

Galaxids

Superfamily : Galaxioidea


Indostomas

Paradox fish

This species is in it's own family as it's not realted to any living fish on earth, hence the paradoxical name.


Gasterosteidae

Sticklebacks


Gonorynchiformes


cave
 Largest known subterranean fish    Starostin's loach (Troglocobitis)  (Cypriniformes: Nemacheilidae)

Blind fish

In several places around the world fish have evolved cit off from all light for a very long time. Although not necessarily related to each other there are grouped here instead out of ichthyological curiosity.

Oliver Lucanus wrote a good article about these fish here.



Lobotiformes

Tiger fish


Mormyridae

Whales and Elephants


One of the most evolved and intelligent of fishes, all possess an electrical system used to at the very least serve as an addition sense. All are on different frequencies so the possibility exists they communication with some sort of fish wifi.

If you were intelligent and had something like this how cold you not use it for at least some soft of communication? This might explain the different frequencies?


Mugilidae

Mullet



Osteoglossidae

Arrowana


Pantodontidae

Butterfly fish


Percopsiformes

Springfish


Pleuronectiformes

Flatfish


Polycentridae

Leaf fish


Polypteridae
 Rope fish
 Bichir


Potamotrygonidae

Rays


Scatophagidae

Scats


Scorpaeniformes
 Sculpins

Scorpion fish


Syngnathidae

Pipefish


Tarumaniidae

Dinofish

A family erected for a single primative species of fish nearly halfway between an eel and wolf fish (Holpias) that has an inflatable adipose fin.








Encyclopedia Aquatica