A destructive invasive species has gained a new foothold in the Texas Panhandle, and wildlife officials say the problem could soon get worse. The discovery of the species in a lake near Amarillo is raising fresh concerns for boaters, anglers, and even other Western states that have so far avoided the destructive animal. What happened? According to a report from Fox 4 News, Lake Meredith now has an established population of zebra mussels. Acc…