Limnologist

Also called: Freshwater Ecologist

Studies lakes, rivers, and wetlands—their water chemistry, algae, and fish.

A day in the life

Rows out on a lake to drop sensors that measure oxygen at every depth, collects algae samples, and figures out why fish keep dying in late summer.

Pay over a career

Starting
$48k
Typical
$72k
High
$110k

Estimate.

Approximate: anchored on Bureau of Labor Statistics data for a broader job group.

Training

Master's degree, about 6 years after high school. Master's or PhD in limnology, ecology, or environmental science.

Ways in: 4-year college, Graduate school. Training cost: $15k – $60k.

Majors to look at: Ecology, Environmental Science, Biology.

Outlook

Growing about average (about 4% over 10 years). Estimate.

Will it last? Our AI estimate

Low risk for 10 years. Buoy sensors stream lake data and AI flags problems; fieldwork and diagnosing fish kills stay human.

Start now, in high school

Classes: AP Chemistry, AP Biology, AP Environmental Science.

Official data: O*NET occupation 19-1029.

More Marine & Freshwater Biology careers

Career Universe is an early version. Pay, training and AI-risk figures are estimates to start your own research, not verified facts. The research was written with AI research assistants, checked by validation scripts and spot-checked by hand. Check anything important with schools, employers and official sources. How the numbers work.