Ecological Consultants

Rare  and  Invasive  Species  Specialists


Steve Johnson, Ph.D.
President and Senior Biologist

Steve is a versatile naturalist with over 30 years experience with the plants and wildlife of New England. He received his doctorate in Organismic and Evolutionary Biology and his dissertation focused on the vocalization patterns of the American Robin. Steve has been studying birds for 20 years and is able to identify all species in the Northeast by sight or song. He is also highly skilled in the identification of a variety of other challenging taxa, including plants, freshwater mussels, and adult and larval dragonflies. Steve has led numerous projects, including large-scale projects (>1000 acres) involving the inventorying and mapping of rare plants, turtles, salamanders, and snakes, monitoring the effects of water drawdown on wetland and aquatic plants, and the mapping of invasive species. Steve has Advanced SCUBA certification with over 10 years diving experience including winter diving, and has dove in nearly all of New England's watersheds. He has five years of experience conducting rare and invasive freshwater mussel surveys and has also conducted rare dragonfly surveys requiring SCUBA. Steve is an avid rock climber and mountaineer. His experience and qualifications makes him an ideal choice for almost any project, including those involving aquatic or other difficult-to-access environments.

Lori Johnson, M.S., M.S.
Field Biologist and GIS Specialist

Lori has advanced degrees in both Conservation Biology and Geographic Information Science. She has eight years of experience with rare New England turtles, including eastern box turtles, wood turtles, and bog turtles, and conducted the only formal study of eastern musk turtles in the region. She has extensive experience with radio-tracking both terrestrial and aquatic turtles. She has also led projects on vernal pools, and rare snakes, salamanders, and dragonflies. Lori’s advanced GIS skills include cartographic design, habitat modeling and mapping, decision support, and land change analysis. She is knowledgeable about a variety of spatial analysis methods that can be used with environmental data. Lori has used GIS and remote sensing methods to identify global conservation priorities for turtles and model rare species habitat including core reproductive habitat for wolverine in eastern Canada and state-listed species in Massachusetts. Lori is a skilled writer and editor and has produced technical reports for state agencies, including reports intended for the general public requiring the presentation of scientific data and terminology to the layperson. Lori's experience, attention to detail, and organizational abilities lead to quality in all stages of a project, including project planning, data collection, management, and analyses, and communication of results.