Remi Masson / Group of Wels catfish (Silurus glanis) gathered in the River Rhone, France, August.
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Remi Masson / Group of Wels catfish (Silurus glanis) a tthe bottom of a river. River Loire, Indre-et-Loire, France. October.
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Remi Masson / European catfish (Silurus glanis) in the middle of a school of Fish (common bleak). River Loire, Indre-et-Loire, France. October.
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Remi Masson / Group of Wels catfish (Silurus glanis) at the bottom of a river. River Loire, Indre-et-Loire, France. October.
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Remi Masson / Giant wels catfish (Silurus glanis), longer than two meters, swimming above the bottom of the lake of Neuchatel, Switzerland.
01637881
Michel Roggo / Wels catfish (Silurus glanis), on the bed of the Aare river, with Zebra mussel (Dreissena polymorpha) Brugg, Canton of Berne, Switzerland. October. Photographed for The Freshwater Project.
01624280
Pascal Kobeh / Wels catfish (Silurus glanis) on the bottom of the river. Its face has a scar probably caused by a fishing hook. Cher River, Loir-et-Cher Department, France
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Pascal Kobeh / Two Wels catfish (Silurus glanis) on the bottom of a river. The one on the foreground has a scar on its face probably caused by a fishing hook, Cher River, Loir-et-Cher Department, France
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Cyril Ruoso / Wels catfish (Silurus glanis) group gathered in river bed. Loire river, France. November.
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Cyril Ruoso / Wels catfish (Silurus glanis) Loire river, France. November.
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Cyril Ruoso / Wels catfish (Silurus glanis) Loire river, France. November.
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Cyril Ruoso / Wels catfish (Silurus glanis) Loire river, France. November.
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Cyril Ruoso / Wels catfish (Silurus glanis) Loire river, France. November.
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Cyril Ruoso / Wels catfish (Silurus glanis) in the Tarn river, France, August.
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Cyril Ruoso / Wels catfish (Silurus glanis) in the Tarn river, France, August.
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Cyril Ruoso / Wels catfish (Silurus glanis) eating Mayflies (Ephoron virgo), dead at the surface of water because of public lighting. Tarn River, France, August.
01622211
Cyril Ruoso / Wels catfish (Silurus glanis) eating Mayflies (Ephoron virgo), dead at the surface of water because of public lighting. Tarn River, France, August.
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Cyril Ruoso / Wels catfish (Silurus glanis) group gathered in river bed. Loire river, France. November.
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Cyril Ruoso / Wels catfish (Silurus glanis) group gathered in river bed. Loire river, France. November.
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Remi Masson / Wels catfish (Silurus glanis) swimming at bottom of Lake Neuchatel. Switzerland. September.
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Remi Masson / Wels catfish (Silurus glanis) swimming at bottom of Lake Neuchatel. Switzerland. September.
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Stephane Granzotto / Wels catfish (Silurus glanis), group on riverbed, River Loire, France. October.
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Stephane Granzotto / Wels catfish (Silurus glanis), group on riverbed, River Loire, France. October.
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Stephane Granzotto / Wels catfish (Silurus glanis) and Common carp (Cyprinus carpio), three on riverbed amongst branches, River Loire, France. October.
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Stephane Granzotto / Wels catfish (Silurus glanis) and Common carp (Cyprinus carpio), three on riverbed amongst branches, River Loire, France. October.
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Stephane Granzotto / Wels catfish (Silurus glanis), nine on riverbed, shoal of fish in background. River Loire, France. October.
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Stephane Granzotto / Wels catfish (Silurus glanis), albino amongst roots, River Loire, France. June.
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Stephane Granzotto / Wels catfish (Silurus glanis) and diver, view from below. River Loire, France. October.
01610949
Stephane Granzotto / Wels catfish (Silurus glanis), five on riverbed, diver observing. River Loire, France. October.
01610948
Stephane Granzotto / Wels catfish (Silurus glanis), group above riverbed. River Loire, France. October.
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Remi Masson / Group of Wels catfish (Silurus glanis) gathering on the bottom of the River Rhone, France. June.
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Remi Masson / Group of Wels catfish (Silurus glanis) gathering on the bottom of the River Rhone, France. June.
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Remi Masson / Giant wels catfish (Silurus glanis) sitting on the bottom of a river. Rio Ebro, Spain.
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Remi Masson / Wels catfish (Silurus glanis) swimming in the river Rhone, France.
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Remi Masson / Giant wels catfish (Silurus glanis) sitting on the bottom of a river. Rio Ebro, Spain.
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Remi Masson / Wels catfish (Silurus glanis) on the bottom of the River Rhone, France. June.
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Remi Masson / Wels catfish (Silurus glanis) amongst waterlilies. Lake of Paladru, Alps, Isere, France. June.
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Remi Masson / Wels catfish (Silurus glanis) hunting pigeon on the shore, Tarn, River Tarn, Albi, France
01607687
Remi Masson / Diver looking at a large Wels catfish (Silurus glanis) on the bottom of the River Ebro, Spain, April.
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Remi Masson / Group of Wels catfish (Silurus glanis) swimming in the River Rhone, with one swimming into the camera, France, July.
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Remi Masson / Group of Wels catfish (Silurus glanis) swimming in the River Rhone, France, June.
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Remi Masson / Group of Wels catfish (Silurus glanis) fighting, River Ebro, Spain, April.
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Remi Masson / Albino Wels catfish (Silurus glanis) swimming in the River Rhone, France, November.
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Jean E. Roche / Catfish (Silurus glanis) caught by fisherman, Tour du Valat, Camargue, France.
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Remi Masson / Group of Wels catfish (Silurus glanis) rubbing against each other, with very large individual over two metres long, River Rhone, Rhone-Alpes, France, September.
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Remi Masson / Wels catfish (Silurus glanis) hiding between two rocks, approaching with curiosity and sensing with barbels, River Rhone, Rhone-Alpes, France, November.
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Remi Masson / Wels catfish (Silurus glanis) swimming, curious about camera, River Rhone, Rhone-Alpes, France, November.
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Remi Masson / Group of Wels catfish (Silurus glanis) gathered in the River Rhone, Rhone-Alpes, France, September.
