Seaweed harvester by Sirputis – developed together with Norwegian seaweed farmers
Built from hands-on experience in the field, this modular seaweed harvester is designed to make the job safer, cleaner, and more efficient. It works well with a range of brown seaweed species like Saccharina and Alaria, and similar.



Key Features:
- High-pressure water jet system separates seaweed from ropes, preserving roots for re-growth
- No blades or metal shavings – cleaner biomass
- Integrated rope cleaning removes roots and marine debris
- Easy to install on vessels, low-maintenance, and safe for operators
- Capacity up to 2 km/h, higher capacity available with hybrid version.
- Adjustable for different species and harvesting conditions
- Optional accessories: conveyors, tank loading units, and rope winch systems
Efficient harvesting. Clean results. Smarter working process.