Studying freshwater invertebrates since 1984

Aquatic Biology Associates is the longest established independent laboratory in western North America providing consulting services for aquatic invertebrates. Mary Jo Wevers, CEO, has been working as an aquatic ecologist for four decades. Robert Wisseman, Senior...

Transforming your data into information

We are experts in freshwater macroinvertebrate identification, having analyzed over 20,000 macroinvertebrate samples from streams, rivers, springs, wetlands, ponds and lakes throughout western North America. Our technical services include field sampling, endangered...

Providing personal attention for your project

ABA remains a small lab by choice in order to provide personal attention for all phases of your project. We help clarify project objectives and assess your data needs to provide quality results that are cost effective. ____ I’ve worked with Mary Jo Wevers at ABA for...