The Adventures of Blinky Bill S02 E15 Blinky Bill and the Lighthouse

"Following the destruction of their village by loggers, a young koala and his friends help to rebuild anyway they can."

Blinky's gang approach a lighthouse, which gives the penguins here an advantage over the Skewer family in fishing. Blinky's gang withstands Mrs. Skewer's unpleasantry, but when her son Suki is lost at sea and rescued by Flap, she realizes the importance of the Lighthouse.