South Africa – Marine Biology Internship

Develop your field research skills while working alongside experienced marine scientists in one of South Africa’s most important marine ecosystems. This four-week internship combines practical fieldwork, scientific training, and data analysis to give students and recent graduates valuable experience in marine conservation and research. Spend your weekdays participating in structured internship modules and your weekends collecting data aboard research vessels and supporting local conservation projects. The program is open to university students, recent graduates, and anyone considering a future in marine biology or conservation.

 

Program Highlights: 

  • Complete a structured four-week marine biology research internship with one of South Africa’s leading marine conservation organizations.
  • Gain practical experience in marine field research and scientific monitoring.
  • Collect data aboard shark diving and whale watching vessels.
  • Learn research techniques including photographic identification, biodiversity assessments, and environmental monitoring.
  • Assist with seabird rehabilitation and African penguin care.
  • Receive lectures on South African marine ecology, research methods, and conservation.
  • Learn introductory statistical analysis using R software.
  • Participate in shark tagging and tracking projects where possible.
  • Develop scientific communication, presentation, and critical thinking skills.
  • Live near the famous Dyer Island marine ecosystem, home to the Marine Big Five.

 

Your Schedule at a Glance (Minimum four-week commitment): 

Arrival Day, Sunday: Arrive at Cape Town International Airport (CPT). Make your way to the city centre and spend the night there before getting picked up by the local team on Monday, who will take you to the project site.

Monday: Arrive at the project, settle into your accommodation, meet the internship team, and receive an orientation covering the week’s activities, safety procedures, and research facilities.

Tuesday-Friday:  Weekdays focus on structured internship modules, including lectures, field research, boat-based data collection, laboratory activities, species monitoring, data management, and practical conservation work. Daily activities depend on weather, marine conditions, and ongoing research priorities.

Weekends:  Support marine biologists aboard commercial research vessels by collecting observational data and assisting with photographic identification. You may also help care for injured seabirds and African penguins at the rehabilitation center or assist with other conservation activities.

Remaining Weeks: This project doesn’t have any scheduled free days. Volunteers will need to coordinate with the project directors if they want a day off, however as every day is varied on this project, many people enjoy staying the duration of their time there. Departures are on Monday.

 

Location icon Location of the Project: Gansbaai, Western Cape, South Africa.

Project length Project length: 4 weeks. Internships begin on the first Sunday of each month

Arrival Airport Arrival Airport: Cape Town International Airport (CPT)

Volunteer Work Internship Work: Participate in practical marine biology training through research projects, scientific monitoring, boat surveys, species identification, environmental sampling, data analysis, and conservation activities.

Age Age:  Min 18. Open to undergraduate students, recent graduates, and participants interested in marine science and natural sciences.

Number of Volunteers Number of Volunteers: Up to 20 international participants may stay at the volunteer center. Traveling as a group? Choose your own dates and enjoy a fully customized schedule. See our Group Volunteering Page for more information.

Important Note Important Note: Diving equipment, jacket, and boots are provided. Guided tour of Gansbaai and the surrounding areas included. We are working with wildlife and nature, both of which are unpredictable. We cannot guarantee sightings of any specific species.

 

What’s Included

Accommodations Accommodations: Shared accommodation at the Marine Volunteer Centre with access to communal kitchens, workspaces, lecture rooms, recreational facilities, Wi-Fi, and a swimming pool.

Food Food: Basic breakfast and lunch ingredients are provided.

Airport Transfers Airport Transfers: Transfers between Cape Town and the project.

Orientation Orientation: Arrival orientation, safety briefing, lectures, internship training modules, branded clothing, gumboots, and boat trips are included.

Support Support: Comprehensive and professional pre-departure travel guidance, 24/7 GoEco emergency hotline, experienced local field team.

 

What’s not Included

  • Flights, visas (if required), travel health insurance, airport transfer on departure day, telephone use, dinners ( approx. $90 USD per week), personal expenses, *Depending on arrival date and time – volunteers will have to organize accommodation for one night in Cape Town City Center

Gansbaai (Gans Bay; Bay of Geese), South Africa is known as the Great White Shark capital of the world. Just a two-hour drive from Cape Town, this beautiful coastal city is home to an abundance of both land and marine wildlife. Its coastal islands are home to vast populations of seals and one of the last remaining colonies of endangered African penguins while the channel in between them is called “Shark Alley,” because of the densest population of Great White sharks in the world. The Bay is also a vitally important breeding area for Southern Right whales, which migrate from their feeding grounds in Antarctica to mate and breed here from July-December. Surrounding the bay is a pristine yet rugged landscape with rich floral biodiversity and ancient Milkwood forests.

About the Program
This internship is offered by one of South Africa’s leading, award-winning marine conservation organizations. Designed for undergraduate students, recent graduates, and aspiring marine scientists, the program combines academic learning with practical field experience to build valuable skills in marine biology and conservation. Throughout the four-week internship, participants work alongside experienced marine scientists, taking part in structured training modules while contributing to ongoing research and conservation initiatives. The curriculum includes lectures, field surveys, boat-based research, species monitoring, environmental sampling, and scientific data management.

Your Internship
Activities vary throughout the month according to weather conditions, wildlife sightings, and active research projects. Interns assist with boat-based observational studies, photographic identification, biodiversity assessments, estuary monitoring, seabird rehabilitation, shark research, and environmental monitoring. You will also gain experience using scientific methods, collecting field data, introducing statistical analysis with R software, and presenting scientific findings. Some activities, such as shark tagging or marine animal rescues, depend on research schedules and cannot be guaranteed.

Internship Tasks

  • Boat-based data collection
  • Marine mammal monitoring
  • Shark identification and tracking
  • Biodiversity assessments (BRUV surveys)
  • Photographic identification
  • Environmental monitoring
  • Estuary surveys
  • Seabird rehabilitation
  • African penguin care
  • Statistical analysis using R
  • Scientific presentations
  • Data management
  • Species measurements
  • Environmental education support
  • Beach cleanups when scheduled

 

A Typical Day
A typical weekday begins with a briefing before interns head into the field, join boat surveys, or attend lectures and practical workshops. Depending on the day’s activities, you may spend time collecting observational data, assisting with species monitoring, entering research data, or supporting rehabilitation efforts. Afternoons may include laboratory work, scientific discussions, or data analysis sessions before returning to the accommodation in the evening. Weekends are usually spent supporting marine biologists aboard research vessels and assisting with conservation activities.

Internet icon Internet: Wi-Fi is available throughout the accommodations. There is a shared computer and wireless network available at the volunteer houses.

Laundry icon Laundry: Laundry can be sent away twice weekly. It is a same-day service for a small fee (about US$1.50 per kg). Bed linens will be washed weekly.

Accommodations icon Accommodations: You will stay in a facility with 12 rooms that can accommodate 24 persons, with up to 2 people sharing in each room. The accommodation includes bed linens, bathrooms, mini kitchen, and living space with a smart TV. The main hall has a large communal living space, a fully equipped kitchen, pool table and a satellite TV. There is a communal swimming pool, bicycles, and extensive garden area on the grounds for volunteers to use as well. The complex is about a 10 to 15-minute walk from the project offices and there is a minibus for the volunteers for all program activities. Private rooms may be accommodated if available, and private apartments are available for friends and family groups for an additional fee. 

Food icon Food: Ingredients for breakfasts and lunches are provided in the communal kitchens for self-help style meals. Lunch is also often provided and eaten aboard the boats while out at sea if you choose. You are responsible for dinner, snacks, and any other personal expenses. The typical food budget for volunteers is about $90/week. The water at the accommodations is safe to drink.

  • Minimum age of 18
  • Suitable for undergraduate students, recent graduates, and participants interested in marine science or related natural science fields.
  • Minimum participation of four weeks.
  • Good level of English.
  • Reasonable level of physical fitness for outdoor and boat-based activities.
  • Willingness to work outdoors in changing weather conditions.
  • Flexibility, as activities depend on weather, wildlife sightings, and operational priorities.
  • Immunizations (consult your doctor)
  • Work well in a team and take directions from the skipper and crew
  • Ability to swim

When you’re not participating in internship activities, there are plenty of opportunities to explore the Western Cape. Optional excursions may include visiting the southernmost tip of Africa at Cape Agulhas, hiking along the coast, exploring Klipgat Caves, visiting the Stony Point African Penguin Colony, horse riding, zip lining, quad biking, wine tasting, or kelp diving. The region is also known for its spectacular coastal scenery and excellent whale watching during the migration season. No-sea days often become opportunities to discover local attractions with fellow interns. Excursions are optional and available at an additional cost.

Time-off activities: 

  • Various excursions (normally on no-sea days) exploring the local area, road trips to most southern point of Africa, beer-& wine tastings, cave or mountain hiking, horse riding etc. just to name a few.
  • Night time activities – Braai nights, pubs, restaurants, pizza sunsets, quiz nights, etc.
  • Visit the Two Oceans Aquarium, prior to joining or after the program.

 

Add-on (Included):

Whale Conservation: Whale trips and eco trips throughout the year are conducted by the partner company and volunteers will assist at a local whale tourism and conservation organization, which conducts studies on the biology and behaviors of marine species, focusing strongly on eco-tourism, conservation efforts and education. Please note this project only operates from June-November. Those who choose this add-on may expect to be involved in the following tasks:

  • Assisting and educating ecotourists
  • Data Capturing
  • Boat preparation and cleaning

Please note: This project is completely weather dependent and there will be days when the weather is too bad to go to the sea. On these days, volunteers will have excursions or lectures arranged for them by the volunteer coordinators.

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Volunteer Experiences

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