wels catfish silurus glanis also called sheatfish or just wels large species of catfish native to wide areas of central, southern,

angling animal aquatic attains background brown called catch catfish catfishes central close cold dead detail europe european eye family feet fin fish fisheries fisherman fishes fishing food fresh freshness freshwater gear glanis green head healthy lakes large largest length life macro market mouth native nature nets one pounds predator predatory river rivers sheatfish siluridae silurus smoked species summer top traditional vertebrate voracious waller water weight well wels western white wooden