Cathedral lit up at night, Lisbon, Portugal

Close-up of head of dead salmon

Close-up of fish drying, Nisservatn, Telemark, Norway

Dead fish at beach

Close-up of fish hiding in rock underwater, Croatia

Ancient archway lit up at night, Praca Do Comercio, Lisbon, Portugal

Close-up of Long-Snouted seahorse (Hippocampus guttulatus) fish underwater, Costa Brava, Spain

Close-up of Atlantic cauliflower jellyfish underwater

Tompot blenny (Parablennius gattorugine), Croatia, Mediterranean Sea, close-up

Sea Robin (Trigloporus lastoviza), Istria, Croatia, Mediterranean Sea, close-up

Bullhead (Cottus gobio), Bavaria, Germany, front view, close-up

Close-up of River Otter (Lutra lutra) with prey on rock, Germany

Fish caught on euro sign hook.

Weighing scale in a fish market

Portuguese flag

Close-up of dead fish, Lisbon, Portugal, Europe