The colourful fish that are moving in the crystal clear waters are an easy prey for real Herons. In spring, the herons are seeking food for their children. In the summer, when the herons have left the nest, they come from fish themselves at the waters edge. In autumn, the food pond from herons raréfie and the fish is an easy prey.
The fish are the primary food source of the blue heron. Their legs can create Fatal wounds Long older specimens also. After a successful attempt, the blue heron is feeding the fish until it is emptied of its basin.
The laser sensor guard detects intruders that are nearing and has a range of about 12 meters and a detection angle of 100 °. It acts very effective against herons, among others, thanks to three methods:
1. It also with variable frequency create an unpleasant noise.
2. Herons see the green beam lasers as dangerous obstacles on the move.
3. The sound of a congénère in distress, barking of dogs and scary noises of a frog, Sting Of Poison poisonous act as a deterrent to be real Herons from coming back.
This method of effarouchement lasts about 60 seconds per cycle. Intruders... take the flight and the fish are safe in the pond.