Your starting point
Three ways in, depending on where you are right now.
01 · Buying adviceFind the right modelRanking, reviews and comparisons with prices in euros and Swiss francs.To Reviews & Buying →02 · PracticePilot safely, film betterMurky water, currents, colours, battery care and more practical know-how.To Practice & Know-how →03 · TechUpgrade, optimise, build your ownAdd accessories, improve footage with software, build your own drone (in German).To Tech & DIY →
News
New drones, new tech, new AI features: what the manufacturers are up to, explained in plain words.
Profile · 5 Oct 2026UDRA: when the underwater drone becomes the recovery team (German)Phone in the lake, wedding ring lost while swimming, bike in the Danube: UDRA searches and recovers across Austria with an underwater drone. We introduce the service.
Background · 5 Oct 2026AI in underwater drones: what’s behind it, and how does it work? (German)Tracking objects, recognising divers, cutting through murky water, holding position in currents: which drones use which AI, explained.
QYSEA · 10 Aug 2026QYSEA turns 10, and bets on AI-driven underwater missions (German)For its anniversary, the FIFISH maker announces “Intelligent Underwater Task Systems”: drones that carry out missions on their own and learn from each other.
CHASING · 19 Jul 2026CHASING spin-off CanFish: AI tells you when the fish arrive (German)CHASING groups its fishing drones under the CanFish brand. The CF1 spots fish with AI, the F1 Pro has become much cheaper, and an F2 is in the works.Reviews & buying advice
Single models looked at in detail, and several side by side, with a clear pick for who each drone suits.
Ranking · October 2026Underwater drones compared 2026: the ranking (German)Five models from Chasing and FIFISH with scores, pros and cons, and prices in euros and Swiss francs.
Review · FIFISH · October 2026FIFISH V6 Expert: a closer look (German)6,000 lumens, up to 5 hours of battery, slow motion and more than 20 tools: the top pick of our ranking in detail.
Review · FIFISHFIFISH V-EVO: a closer look (German)4K at 60 frames, 5,000 lumens and movement in every direction: QYSEA’s drone for filmmakers.
ComparisonFIFISH vs Chasing: which brand suits you? (German)Handling, image quality, prices in euros and Swiss francs: the two big names head to head.Guides for beginners
The basics without the jargon: from the very first term to a safe second-hand purchase.
Guide · BeginnersWhat is an underwater drone? ROVs explained simply (German)Tether, camera, smartphone: how these little diving robots work, and what you can experience with one.
Guide · BeginnersBuying an underwater drone: what to look for (German)Depth, tether, camera, lights, battery: the key criteria, sorted and explained.
Guide · BeginnersBattery care: keep your drone going for many dives (German)Charging, storing, wintering: simple rules for a long battery life.
Guide · BeginnersBuying second-hand without getting soaked (German)What to watch out for on Willhaben, Kleinanzeigen and Ricardo.Lakes in Austria
Where a trip with your drone is worth it, with visibility, entry points and rules.
Dive sites · Upper AustriaAttersee with an underwater drone: spots, visibility and rules (German)Upper Austria’s clearest lake: up to 20 metres of visibility, a sunken forest and walls that drop into the deep.
Dive sites · Upper AustriaTraunsee with an underwater drone: walls into the deep (German)Austria’s deepest lake is made for wall fans: below the Traunstein the rock drops more than 100 metres.
Dive sites · CarinthiaWörthersee with an underwater drone: warm water, lots of traffic (German)Turquoise water and bathtub temperatures: in summer the Wörthersee is a hotspot, and that means plenty of boats for your drone.
Dive sites · CarinthiaWeissensee with an underwater drone: Caribbean colours in the Alps (German)Hardly any motorboats, crystal-clear water and a nature park all around: the Weissensee at 930 metres altitude.Practice for advanced pilots
For everyone with a few dives behind them who wants to get more out of their drone.
Practice · AdvancedFlying in currents: how to stay in control (German)Knots, tether drag and battery reserve: how to manoeuvre safely in rivers and the sea.
Practice · AdvancedColours underwater: why everything turns blue, and what helps (German)White balance, lighting and editing: how to bring the colours back into your footage.
Guide · Practice & law · October 2026Treasure hunting underwater: what the metal detector on the CHASING drone can do (German)Dory Explore, the new detector accessory and what is allowed in Austria, Germany and Switzerland.
Guide · DIY · October 2026Build your own ROV instead of buying: what works under €1,000, under €2,000 and with the BlueROV2? (German)Learning kit, hybrid build or BlueROV2: what DIY really costs, and why it rarely saves money.Our forum
Ask questions, share spots, show your footage: the forum for underwater pilots is open. It is a German-speaking community. Reading works without an account; to post, a free registration is all you need.
- First steps (German)Introduce yourself and ask your first questions
- Buying advice (German)Which drone suits you?
- Waters & rules in Germany, Austria and Switzerland (German)Where are you allowed to dive?
- Flying, camera & lights (German)Currents, tether, colours
- Photos & videos (German)Show your footage
Lost something valuable in a lake that really has to come back up? UDRA offers professional underwater recovery in Austria.
More about UDRA (German)