Allman Monograph, 1856

Zebra mussels and several other mussel species pose a threat to many industrial cooling and irrigation systems worldwide. Continuous monitoring and early detection are an essential part of any management program, and several good chemical control strategies are available.

Mussels

In recent years large white sponges have appeared in wastewater treatment plants, where they block screens and create a maintenance nightmare. Successful treatment is possible, but it requires watchful monitoring and good timing

Sponges