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Freshwater Biology Jobs (NOW HIRING)

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Freshwater Biology information

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$36.5K

$63.5K

$84K

How much do freshwater biology jobs pay per year?

As of Aug 8, 2026, the average yearly pay for freshwater biology in the United States is $63,488.00, according to ZipRecruiter salary data. Most workers in this role earn between $52,500.00 and $71,500.00 per year, depending on experience, location, and employer.

What is freshwater biology?

Freshwater biology is the scientific study of organisms and ecosystems that inhabit freshwater environments such as rivers, lakes, streams, ponds, and wetlands. This field examines the interactions among aquatic plants, animals, microorganisms, and their physical and chemical surroundings. Freshwater biologists often work to understand biodiversity, water quality, ecosystem health, and the impacts of human activities on freshwater habitats. Their research is crucial for conservation efforts, water management, and ensuring the sustainability of freshwater resources.

What is the difference between Freshwater Biology vs Aquatic Ecology?

AspectFreshwater BiologyAquatic Ecology
CredentialsBachelor's or Master's in Biology, Environmental Science, or related fieldsSimilar credentials, often with specialization in aquatic systems
Work EnvironmentFreshwater lakes, rivers, streams, wetlandsVarious aquatic environments including freshwater and sometimes marine systems
Industry UsageResearch, conservation, environmental consulting, academiaResearch, ecosystem management, conservation, policy
Search IntentCareers, job opportunities, roles in freshwater systemsBroader aquatic systems, including marine and freshwater

Freshwater Biology focuses specifically on freshwater ecosystems like lakes and rivers, while Aquatic Ecology covers a broader range of aquatic environments, including both freshwater and marine systems. Both fields share similar credentials and work environments, but Freshwater Biology is more specialized in inland water bodies, making it ideal for those interested solely in freshwater ecosystems.

How to become a freshwater biologist?

To become a freshwater biologist, typically a bachelor's degree in biology, ecology, or environmental science is required, with advanced roles often requiring a master's or Ph.D. in a related field. Gaining experience through internships, research projects, or fieldwork is valuable, and developing skills in data analysis, sampling techniques, and environmental monitoring is important. Certification or specialized training in aquatic ecosystems can also enhance job prospects.

What are the key skills and qualifications needed to thrive as a freshwater biologist?

To thrive as a Freshwater Biologist, you need a strong background in biology, ecology, and environmental science, usually supported by at least a bachelor’s or master’s degree in a related field. Familiarity with field sampling equipment, GIS software, statistical analysis tools, and water quality monitoring systems is typically required. Strong analytical thinking, attention to detail, and effective teamwork and communication skills set candidates apart in this field. These skills are essential for conducting rigorous research, ensuring accurate data collection, and collaborating on conservation efforts to protect aquatic ecosystems.

What are some common challenges freshwater biologists face when conducting field research?

Freshwater biologists often encounter challenges such as unpredictable weather, difficult terrain, and fluctuating water levels, which can impact data collection and sampling schedules. Additionally, obtaining permits and coordinating with local stakeholders or governmental agencies can be time-consuming. Effective communication and adaptability are essential, as fieldwork is often conducted in teams and requires close collaboration to ensure the accuracy and safety of research activities.

What does a freshwater biologist do?

A freshwater biologist studies organisms and ecosystems in freshwater environments such as lakes, rivers, and wetlands. They conduct fieldwork, collect samples, analyze water quality, and assess the health of aquatic habitats to support conservation and management efforts.
More about Freshwater Biology jobs
What states have the most Freshwater Biology jobs? States with the most job openings for Freshwater Biology jobs include:
Infographic showing various Freshwater Biology job openings in the United States as of August 2026, with employment types broken down into 57% Full Time, and 43% Part Time. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $63,488 per year, or $30.5 per hour.

Assistant Professor in Freshwater Ecology

Iowa State University

Ames, IA • On-site

Full-time

Medical, Dental, Life, Retirement

Re-posted 25 days ago


Iowa State University rating

7.2

Company rating: 7.2 out of 10

Based on 86 frontline employees who took The Breakroom Quiz

383rd of 616 rated colleges and universities


Job description

Position Title:
Assistant Professor in Freshwater Ecology
Appointment Type:
Faculty
Job Description:
Summary of Duties and Responsibilities:
The Department of Ecology, Evolution & Organismal Biology (EEOB) seeks applications for a tenure-track Assistant Professor of Freshwater Ecology. We define freshwater ecology broadly (including lake, river, stream, and wetland ecosystems) but will give preference to candidates whose research includes a pathway for application to lakes and reservoirs in Iowa and the midwestern USA. The successful candidate will develop an externally funded, research-intensive program that contributes foundational knowledge in freshwater ecology-spanning organismal, population, community, ecosystem, or biogeochemical perspectives-while addressing processes and mechanisms relevant to inland waters of agricultural and human-dominated landscapes. Research may be at any biological scale (genes, individuals, communities, populations, ecosystems), with any group of organisms. We are particularly excited about candidates who use innovative empirical, analytical, computational, or modeling approaches in their research. The successful candidate will also contribute to undergraduate and graduate education, including the teaching of a course in aquatic ecology.
Research programs that integrate basic ecological discovery with use-inspired or management-relevant questions are particularly encouraged. There will be opportunities for leveraging ongoing partnerships with state and federal agencies, as well as collaborations with a large assemblage of ISU scientists involved in research on water and environmental resources and with the Iowa Nutrient Research Center, the Iowa Water Center, and the Leopold Center for Sustainable Agriculture, all located at ISU in Ames, IA. This is a tenure-track position in the College of Agriculture and Life Sciences at the rank of assistant professor. The distribution of effort for this position is 70% research, 25% teaching, and 5% service
Candidates must be legally authorized to work in the U.S. on an ongoing basis without sponsorship. Immigration sponsorship is not available for this position.
Required Minimum Qualifications:
  • Ph.D. or equivalent in ecology, environmental science, limnology, aquatic biology, or closely related fields.
  • Publications in nationally or internationally recognized journals.
  • Research experience in freshwater ecology.
Preferred Qualifications:
  • A research vision that includes interest in lakes or reservoirs aligned with the mission of a land-grant university, i.e., research that contributes foundational knowledge with relevance to regional, state, or stakeholder-defined challenges.
  • Ability to conduct impactful research.
  • Commitment to effective teaching and mentoring.
  • Ability and commitment to contribute to the Department and University's Principles of Community.
Department/Program & College Description:
The Department of Ecology, Evolution, and Organismal Biology is a collaborative and collegial community of about 80 faculty, graduate students, post-doctoral researchers, and staff addressing a wide range of research questions using multiple, often integrative, approaches that bridge traditional scientific disciplines and spans multiple levels of biological organization. EEOB is jointly administered by the College of Agriculture and Life Sciences (CALS) and the College of Liberal Arts and Sciences (LAS). The department co-administers undergraduate programs in Biology, Environmental Science, and Genetics and administers the Ecology & Evolutionary Biology Graduate Program. Our faculty participate actively in multiple interdepartmental graduate programs, including Environmental Science, Bioinformatics and Computational Biology, and Genetics and Genomics.
Department Unit/Website:
https://www.eeob.iastate.edu/
Proposed Start Date:
August 16, 2027
Number of Months Employed Per Year:
09 Month Work Period
Time Type:
Full time
Application Instructions:
To apply for this position, please click on "Apply" and complete the Employment Application. Full consideration is guaranteed for applications received by October 4, 2026. All interested, qualified persons must apply for this position online at jobs.iastate.edu to Job Requisition Number R19216. Please be prepared to enter or attach the following:
  • A cover letter
  • A curriculum vitae
  • Contact information for three references
  • Other documents (submitted as one combined PDF)

a. A research statement demonstrating research experience and interests in freshwater ecology, a thoughtful research plan, and strategies for funding (up to three pages)
b. A statement of teaching and mentoring, demonstrating a thoughtful approach and knowledge of issues related to teaching and learning, including mentoring efforts (up to three pages)
For questions about the application process or position, please contact Samantha Smith at samsmith@iastate.edu.
Why Choose ISU?
Iowa State Faculty enjoy comprehensive health and work-life benefits, including medical and dental; as well as:
• Retirement benefits, including defined benefit and defined contribution plans
• Generous leave plans
• Onsite childcare (Ames, Iowa)
• Life insurance and long-term disability
• Flexible Spending Accounts
• Various voluntary benefits and discounts
• Employee Assistance Program
• Wellbeing program
Original Posting Date:
May 15, 2026
Posting Close Date:
Job Requisition Number:
R19216
Iowa State University does not discriminate on the basis of race, color, age, ethnicity, religion, national origin, pregnancy, sexual orientation, genetic information, sex, marital status, disability, or status as a U.S. Veteran. Inquiries regarding non-discrimination policies may be directed to Office of Equal Opportunity, 2680 Beardshear Hall, 515 Morrill Road, Ames, Iowa 50011, Tel. 515-294-7612, email eooffice@iastate.edu.
General ISU compensation information can be found on the University Human Resources website. Please note that this is only a list of ranges and individuals will be paid commensurate with qualifications.

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