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Fish Biology Jobs (NOW HIRING)

U.S. Fish and Wildlife Service

Fish Biologist

Ludington, MI · On-site +1

$50K - $97K/yr

At least 6 semester hours in aquatic subjects such as limnology, ichthyology, fishery biology, aquatic botany, aquatic fauna, oceanography, fish culture, or related courses in the field of fishery ...

U.S. Fish and Wildlife Service

Fish Biologist

Ludington, MI · On-site +1

$61K - $97K/yr

At least 6 semester hours in aquatic subjects such as limnology, ichthyology, fishery biology, aquatic botany, aquatic fauna, oceanography, fish culture, or related courses in the field of fishery ...

U.S. Fish and Wildlife Service

Fish Biologist

Anderson, CA · On-site +1

$82K - $107K/yr

Specialized experience required for this grade is defined as performing work in or directly related to Fish Biology including carrying out daily activities of a large fish hatchery production ...

U.S. Fish and Wildlife Service

Biologist

Ashland, WI · On-site +1

$61K - $80K/yr

... fish biology, fisheries management, or aquatic resource conservation. Specialized experience includes: (1) assisting with the planning and implementation of field-based projects related to fish or ...

US Department of Commerce

Fish Biologist

Milford, CT · On-site

$74K/yr

At least 6 semester hours in aquatic subjects such as limnology, ichthyology, fishery biology, aquatic botany, aquatic fauna, oceanography, fish culture, or related courses in the field of fishery ...

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Fish Biology information

What are some common challenges fish biologists face when conducting fieldwork?

Fish biologists often encounter challenges such as working in remote or difficult-to-access aquatic environments, dealing with unpredictable weather, and ensuring the safety and ethical treatment of wildlife during sampling. Adaptability and problem-solving skills are important, as field conditions can change rapidly. Additionally, coordinating with local stakeholders or regulatory agencies is often necessary to ensure compliance and effective data collection.

What is the difference between Fish Biology vs Marine Biology?

AspectFish BiologyMarine Biology
Required CredentialsBachelor's or Master's in Marine Biology, Fisheries Science, or related fieldsBachelor's or Master's in Marine Biology, Oceanography, or related fields
Work EnvironmentLaboratories, fieldwork in freshwater and coastal habitatsOpen ocean, coastal areas, research vessels
Industry UsageResearch, conservation, fisheries managementResearch, conservation, ecosystem studies

Fish Biology focuses specifically on the study of fish species, their physiology, behavior, and ecology, often involving freshwater and coastal environments. Marine Biology covers a broader range of marine organisms and ecosystems, including fish, invertebrates, and marine plants, typically in open ocean settings. Both careers require similar educational backgrounds but differ in their scope and work environments.

What does a fish biologist do?

Fish biologists, also known as ichthyologists, study fish species, their habitats, and their interactions with the environment. Their work often involves conducting field research, monitoring fish populations, assessing the health of aquatic ecosystems, and developing conservation strategies. They may also work on projects related to fisheries management, endangered species protection, or habitat restoration. Fish biologists can be employed by government agencies, research institutions, or environmental organizations.

What can you do with a fish biology degree?

A fish biology degree prepares individuals for careers in research, conservation, and management of aquatic ecosystems. Graduates can work as fish biologists, environmental consultants, aquaculture specialists, or in wildlife agencies, often requiring fieldwork, data analysis, and knowledge of aquatic species and habitats.

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

To thrive as a Fish Biologist, you need a solid understanding of aquatic biology, ecology, and research methodologies, typically supported by a degree in biology, fisheries science, or a related field. Experience with data analysis software (such as R or GIS), field sampling equipment, and often certifications in SCUBA diving or electrofishing are commonly required. Strong observation skills, attention to detail, and effective communication are essential soft skills for collaboration and reporting findings. These competencies ensure accurate research, effective conservation efforts, and successful management of aquatic resources.
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Fish Biology jobs near you
Infographic showing various Fish Biology job openings in the United States as of July 2026, with employment types broken down into 72% Full Time, 25% Part Time, 1% Temporary, and 2% Contract. Highlights an 78% Physical, 2% Hybrid, and 20% Remote job distribution.

Biological Science Technician (Fish)

US Department of the Interior

New Franken, WI

$50K/yr

Other

Posted 15 days ago

U.S. Department Of The Interior rating

7.8

Company rating: 7.8 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

411th of 841 rated public administrative organizations

Job description

This position is a Biological Science Technician (Fish), GS- 0404-7/8 working in New Franken, Wisconsin for the R3-Green Bay Fish and Wildlife Conservation Office.
Qualifications:Only experience and education obtained by 08/04/2026 will be considered.
In order to qualify for this position you must possess both the Basic Requirement and Minimum Qualification.
Minimum Qualification GS-07
  1. One year of specialized experience equivalent to at least the GS-06 grade level in Federal service. Specialized experience includes: (1) planning the logistics of (e.g., establishing schedules and following procedures to accomplish fish rearing) feeding and caring for fish, and carrying out multi-faceted fish propagation activities (spawning, egg care, sorting, sampling, stocking) at a fish hatchery; (2) use established procedures to collect data daily, weekly, and monthly and organize data and train others in data entry; (3) maintaining and using complex fish culture equipment; and (4) using specialized techniques and methods to culture fish. NOTE: Your resume must contain sufficient information in these areas to be found qualified. OR
  2. One full year of graduate-level education that is directly related to the work of the position (e.g., major study in fish biology, aquaculture or fish culture, limnology, ichthyology, etc.) One year of full-time graduate education is considered to be the number of credit hours that the school attended has determined to represent 1 year of full-time study. If that information cannot be obtained from the school, 18 semester hours should be considered as satisfying the 1 year of full-time study requirement. Part-time graduate education is creditable in accordance with its relationship to a year of full-time study at the school attended. OR
  3. A combination of education and experience as described in 1 and 2 above which together equals 100% of the requirement.
Minimum Qualification GS-08
  1. One year of specialized experience at or equivalent to the GS-07 grade level in the Federal service (obtained in either the public or private sectors). Specialized experience includes: 1) Preparing, maintaining or using fish and wildlife propagation equipment; 2) Leading all activities of fish propagation; 3) Collecting and preparing biological and water quality data; 4) Communicating with others to exchange information regarding changes in fish production strategies and implementation.
  2. Two years of progressively higher-level graduate education leading to a master's degree -OR- possess a master's or equivalent graduate degree that is directly related to the work of the position (e.g., major study in fish biology, aquaculture or fish culture, limnology, ichthyology, etc.). One year of full-time graduate education is considered to be the number of credit hours that the school attended has determined to represent 1 year of full-time study. If that information cannot be obtained from the school, 18 semester hours should be considered as satisfying the 1 year of full-time study requirement. Part-time graduate education is creditable in accordance with its relationship to a year of full-time study at the school attended.
  3. A combination of education and experience as described in 1 and 2 above which together equals 100% of the requirement.
Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment. You will receive credit for all qualifying experience, including volunteer experience.
Time In Grade Requirement: Applicants must meet both eligibility and qualification requirements for the position of interest by the closing date of the JOA. Specifically,
i. Area of Consideration.
ii. Time-in-grade (TIG) requirements as specified in 5 CFR 300, Subpart F.
iii. Time after competitive appointment as specified in 5 CFR 330.502.
iv. Qualification requirements outlined in OPM's Qualifications Standards for General Schedule Positions or for Federal Wage System (FWS), wage grade positions, applicants are evaluated using the OPM Job Qualification System for Trades and Labor Occupations and the job element examining methodEducation:PROOF OF EDUCATION: All applicants who are using education or a combination of education and experience to qualify must submit copies of official or unofficial transcripts which include grades, credit hours earned, major(s), grade point average or class ranking, institution name, and student name. If any required coursework is not easily recognizable on transcripts, or if you believe a portion of a particular course can be credited toward meeting an educational requirement, you must also provide a memorandum on letterhead from the institution's registrar, dean, or other appropriate official stating the percentage of the course that should be considered to meet the requirement and the equivalent number of units. Unofficial transcripts are acceptable; however, if you are selected for the position, you will be required to produce the original official transcripts.
PASS/FAIL COURSES: If more than 10 percent of your undergraduate course work (credit hours) were taken on a pass/fail basis, your claim of superior academic achievement must be based upon class standing or membership in an honor society.
GRADUATE EDUCATION: One academic year of graduate education is considered to be the number of credits hours your graduate school has determined to represent one academic year of full-time study. Such study may have been performed on a full-time or part-time basis. If you cannot obtain your graduate school's definition of one year of graduate study, 18 semester hours (or 27 quarter hours) should be considered as satisfying the requirement for one year of full-time graduate study.
FOREIGN EDUCATION: If you are using education completed in foreign colleges or universities to meet the qualification requirements, you must show the education credentials have been evaluated by a private organization that specializes in interpretation of foreign education programs and such education has been deemed equivalent to that gained in an accredited U.S. education program; or full credit has been given for the courses at a U.S. accredited college or university. For further information, visit: Recognition of Foreign Qualifications | International Affairs Office (ed.gov).Employment Type: OTHER

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