Down Deep Drones

Down Deep DronesDown Deep DronesDown Deep Drones

Down Deep Drones

Down Deep DronesDown Deep DronesDown Deep Drones
  • Home
  • VIDEOS
  • Products
  • Services
  • Contact

Custom Designed and Built ROVs and ROV Mounted Tools

Downdeepdrones focuses on designing and building ROVs or Underwater Drones with custom attachments such as spear guns, urchin culling tools, marine debris collection tools and much more. 


Known for innovative first of a kind designs, we have a history of fifteen years of tackling some of the biggest marine environmental problems such Marine Debris Collection, Crown of Thorns Starfish 

Eradication, Invasive Sea Urchin Culling and an Underwater Drone mounted Speargun allowing for selective targeting of a fish with no bycatch and a very low carbon footprint.


If you have a project that benefits the planets environments, let us know what you have in mind and we can see how we can help you. 


Any revenue derived from the services provided goes directly back into research and development of better and better designs and products. 


John Griffiths

Founder

Underwater Drone Mounted Spear Gun

Package 

41 cm or 58 cm modified Mares Speargun, all custom designed and machined alloy parts required to mount this unit on to a Fifish V-EVO or Fifish V6 Plus available from QYSEA.com or their regional distributors.


Price is AUD$1000 including express postage to anywhere in the world.

 

Check out the videos below. 

Find out more

Other Products

ROV mounted Invasive Sea Urchin Culling Tools 

Ship Hull Inspecting ROVs

Marine Debris Collecting ROVs.

Custom PCBs and other electronics for external motors, servos and actuators.

Services

Custom ROV design

(X Calibre V2)

Custom ROV mounted tool design 

ROV Maintenance and Repair

Some of Our Journey

Video

Invasive Sea Urchin Culling ROV

Uses a variety of tools mounted on an underwater drone to cull the invasive sea urchins devastating marine environments around the world. The motor is controlled by our custom made electronics attached to the underwater drone.

Range of 42cm Spear Gun on Underwater Drone

Shows the effective range of the spear gun

Accuracy of Spear Gun on Underwater Drone

Available now in 42cm and 58cm Mares Pneumatic options

Video

Underwater Drone with a Spear Gun attachment Usage and Safety

Selective targeting of the fish you want with no incidental bycatch of any other fish.

Target practice with the Underwater Drone with Spear Gun

Video

Ship Hull Anomaly Detecting ROV

Sonar, DVL equipped, depth rated to 350 metres, machined from solid alloy. 

Sharks at the Cascade Jetty on Norfolk Island taking a high degree of interest in the Fifish V-EVO underwater drone.

Prototype Golf Ball Collecting ROV

The first of many bespoke tools and ROVs designed by Downdeepdrones.com

Video

PROTOTYPE MARINE DEBRIS COLLECTING UNDERWATER DRONE

This unit was rapidly superseded with a better unit.

ROBOTIC CLAW ROPE CUTTER

Contact Us

Down Deep Drones

Phone +61 429542810 email downdeepdrones@gmail.com

Open today

09:00 am – 05:00 pm

Available 7 days a week

Copyright © 2026 Down Deep Drones - All Rights Reserved.


Powered by

This website uses cookies.

We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.

Accept