I have a 90 gallon with one endli about 10-12 inches an ornate about 10" now a senegal that is right at 9" and a delhezi about 8" or so. I read Ornates don't tolerate their own kind here.... Does that include other bichir species?
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http://www.liveaquaria.com/product/prod_display.cfm?c=830+2241+861&pcatid=861