Wels catfish, the type most commonly found in Europe, are generally 3.9ft-5.2ft in length. The couple said they had just ordered a Chinese takeaway that had arrived as the fish bit the bait ...

The wels catfish (Silurus glanis), another invasive species, has also been linked to eel losses. Unlike many fish species, European eels belong to a single population. They all spawn in the ...