Knife Fish Collection

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carapo aka zebra has no spots on its face

Gymnotus%20sp._Tigre-001.jpg


Tiger aka tigre has spots on its face

Gymnotus%20sp.-Zebra-001.jpg
 
Scorponok;3271288; said:
carapo aka zebra has no spots on its face

Gymnotus%20sp._Tigre-001.jpg


Tiger aka tigre has spots on its face

Gymnotus%20sp.-Zebra-001.jpg

lol, here we go. The Carapo is a different species completely than a Zebra.the first pic is a Carapo, but not a zebra. Gymnotus carapo (Carapo Knife) Gymnotus pedanopterus (Zebra Knife)
Tiger knife's and Zebra Knife's look very similair when Juviniles, but when adults, the Tiger is more than twice the size of a zebra, and has more of an orange color and faded stripes. Trust me.
 
Ok, you're right about carapo not being the zebra. carapo is the banded knife. As far as zebra, some books call coatesi the zebra while some website call pedanopterus the zebra. I don't really know which is correct.

One thing for sure is the tiger is different than those three mentioned above. Coatesi, pendanopterus, and carapo look more closely alike.

http://www.flmnh.ufl.edu/fish/gymnotus/gymnotus/photogymnotus5.htm

http://www.flmnh.ufl.edu/fish/gymnotus/gymnotus/photogymnotus13.htm

http://www.flmnh.ufl.edu/fish/gymnotus/gymnotus/photogymnotus17.htm

But look at tigre, when you compare all of their head shots tigre is tigre.

http://www.flmnh.ufl.edu/fish/gymnotus/gymnotus/photogymnotus26.htm

The above site is the only place I trust in identifying knives. You should go throuogh the site to check out the study and research and other knife species.
 
very nice knives
 
HarlanAshmore;3275227; said:
very nice knives

Thanks.

I have been working on the tanks, and moving and switching things around. I had to take the E. humboldtii out of the 60-Gallon again. It all was going good for about to weeks, but the BGK just got too aggressive. Two fish with an electric organ do not get along, unless of the same species. So, what I plan to do is put him in a 40 Gallon with the Zebra (And a few others). I'll post what happens... maybe some pics also...
 
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