A major project is underway in Llanelli to clear the lakes in the coastal park of an invasive fish.
Topmouth gudgeon is a small freshwater fish from Asia. It was brought to Europe accidentally in the 1960s.
Experts say it's a highly damaging species. It carries a parasite that attacks other varieties of fish, and dominates the habitat and food supply.
More top news
Ed Miliband paid his first visit to Wales as part of his General Election campaign, with a message that Labour would help working families.
Cardiff City were held to a dour goaless draw today as Millwall picked up what could be a valuable point in their battle to beat relegation.
Aaron Ramsey has told his English team-mates at Arsenal to beware Wales overtaking them in the FIFA rankings.