BLACKWATER! APISTOGRAMMA, ALTUM angels, GULPER CATS and SATANOPERCA in the Rio Atabapo

Apistogramma psammophila (dwarf cichlid) , Crenicichla spec. (pike cichlid), Pterophyllum altum (altum angel) , Heros libirifer (mouthbrooding severum) and Asterophysus batrachus (gulper catfish) in the Rio Atabapo! This is a real blackwater habitat, with very acidic pH and not measurable hardness, fine white silica sand substrate and large boulders. This video was filmed in the 1990s, so it is just 720p.... Video index: 0:00 Rio Atabapo, a blackwater river on the border of Colombia and Venezuela 0:42 Amblydoras in nature, blackwater substrate of sand and leaf litter 1:05 Lasiancistrus 1:33 Mastiglanis asopus in nature 1:52 Apistogramma psammophila (Orinoco basin relative of Apistogramma diplotaenia) 2:49 Crenicichla spec. Orinoco dwarf in nature, the small regani-group pike cichlid 3:49 Apistogramma psammophila and pike cichlid in nature 5:59 Satanoperca daemon in nature 6:15 Leporinus in nature 6:23 Heros libirifer in nature, the mouthbrooding severum 6:30 Goeldiella eques in nature, a relative of Pimelodus 6:44 Pterophyllum altum in nature, the altum angel in the wild 7:18 Astrophysus batrachus, gulper cat habitat More Apistogrammas here: APISTOGRAMMA in nature - ( Apistogramma alacrina and others ) Also check out our other videos of other famous fish in nature: GOLD NUGGET PLECO collecting - ( Baryancistrus xanthellus ) PIRANHAS guide - ( Pygocentrus cariba and others ) CARDINALS in nature - ( Paracheirodon axelrodi ) CORYDORAS in nature - ( Corydoras apiaka habitat destruction ) STINGRAYS collecting in nature - ( Potamotrygon motoro ) BLUE RAMS in nature - ( Mikrogeophagus ramirezi )