Ted Bier explains how a Fyke Net diverts fish into a chamber where they can be held until researchers pull them out of the water. Unlike other forms of netting, Fyke nets help keep fish alive so they can be returned to the lake.
Ted Bier shows the crowd a bullhead pulled from the Fyke Net.
The last group of the day disembarks the Limnos, bringing the visitor total to more than 120 people.
