Franco Banfi / Armored catfish (Loricariidae) Formoso River, Bonito, Mato Grosso do Sul, Brazil

Franco Banfi / Armored catfish (Loricariidae) Formoso River, Bonito, Mato Grosso do Sul, Brazil

Franco Banfi / Armored catfish (Loricariidae) Formoso River, Bonito, Mato Grosso do Sul, Brazil

Franco Banfi / Armored catfish (Loricariidae) Formoso River, Bonito, Mato Grosso do Sul, Brazil

Cyril Ruoso / Pinecone Sucker Catfish (Monistiancistrus carachama) and Marble Cichlid (Astronotus ocellatus) school, Pacaya Samiria National Park, Peru

Luciano Candisani / Armored Catfish (Loricariidae), Pantanal, Brazil

Luciano Candisani / Armored Catfish (Loricariidae), Pantanal, Brazil

MYN / Andrew Snyder / Brush nosed plecostomus (Ancistrus sp.) Surama, Guyana. Meetyourneighbours.net project

MYN / Andrew Snyder / Brush nosed plecostomus (Ancistrus sp.) Surama, Guyana. Meetyourneighbours.net project

MYN / Andrew Snyder / Bristlenose plecostomus (Ancistrus sp) Surama, Guyana. Meetyourneighbours.net project

Franco Banfi / Armored catfish, (Loricariidae family) on a tree, Formoso River, Bonito, Mato Grosso do Sul, Brazil

Franco Banfi / Armored catfish (Loricariidae family) on a the trunk of a tree, Formoso River, Bonito, Mato Grosso do Sul, Brazil

Willem Kolvoort / Armored Catfish (Hypostomus gymnorhynchus). Gran Rio near Awadan, Suriname, September.

Piotr Naskrecki / Armored Catfish (Bunocephalus sp), Suriname

Pete Oxford / Suckermouth Catfish (Hypostomus sp), Yasuni National Park, Amazon, Ecuador

Piotr Naskrecki / Armored Catfish (Pseudancistrus corantijniensis), Sipaliwini, Surinam

Cyril Ruoso / Pinecone Sucker Catfish (Monistiancistrus carachama) group, Pacaya Samiria National Park, Peru

Pete Oxford / Armored Catfish (Sturisoma sp) showing suckermouth, Yasuni National Park, Amazon, Ecuador

Franco Banfi / Armored catfish (Loricariidae) on riverbed, Paraguay River, Pantanal, Brazil.

Franco Banfi / Armored catfish (Loricariidae) resting on dead tree branch underwater, Formoso River, Bonito, Mato Grosso do Sul, Brazil.

Franco Banfi / Armored catfish (Loricariidae) resting on dead tree branch underwater, Formoso River, Bonito, Mato Grosso do Sul, Brazil.

Joel Sartore / Photo Ark / Spotted bristlenose plecostomus (Ancistrus hoplogenys) portrait, CIGS Zoo, Brazil. Captive.

Joel Sartore / Photo Ark / Spotted bristlenose plecostomus (Ancistrus hoplogenys) portrait, CIGS Zoo, Brazil. Captive.

Luciano Candisani / Armored Catfish (Loricariidae), Pantanal, Brazil