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Aqualung Scuba Octopus Review: Reliable alternate-air for buddy breathing?

Aqua Lung ABS Scuba Octopus
4.6
[Excellent Breathing Performance]  Delivers smooth, reliable breathing across varied dive conditions.
[Low-Profile Body Style]  Compact design reduces snagging and enhances diver comfort.
[Exceeds CE Breathing Requirements]  Certified above CE regulator standards for superior safety and reliability.
[Versatile Orientation Function]  Functions properly whether oriented right-side-up or inverted for dependable emergency use.
[Ergonomic 120° Hose Angle]  120° angle prevents sharp bends, ideal for buddy pass-offs in left or right hand positions.
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Diving safety accessory designed to deliver dependable alternate-air breathing for buddy rescues and training: Aqualung Scuba Octopus. That reassurance helps divers stay calm and manage air-sharing in stressful situations. Is the compact, versatile design a sensible addition to your dive kit?

⚡ At a Glance
  • Breathing Performance: Excellent breathing performance that exceeds CE breathing requirements for regulators
  • Best for: Divers and instructors needing a dependable alternate air source for training and emergencies
  • Not ideal for: Those who require a primary first-stage regulator rather than an auxiliary octopus

An alternate second-stage regulator with a low-profile body and a unique 120° hose-to-mouthpiece angle. Versatile design functions right-side-up or upside-down and exceeds CE breathing requirements.


Consistent breathing in all orientations – thanks to right-side-up/upside-down design

Design and airflow layout allow proper function when the octopus is used inverted as well as upright, avoiding interruption of airflow. The unit exceeds CE breathing requirements for regulators, indicating robust performance under test conditions.

Dependable airflow whether the regulator is normal or inverted, giving confidence during awkward rescues or when a diver is inverted.

Smoother partner handovers – with a unique 120° hose-to-mouthpiece angle

The 120° angle positions the mouthpiece for natural handing and avoids sharp hose bends that can impede air delivery. Hose routing therefore supports both right- and left-hand positions during transfers.

Handing the octopus to a buddy feels more natural and reduces the chance of hose kinks during emergency air-sharing.

Low-profile fit and reduced snagging – with a compact body style

A low-profile body style minimises bulk near the mouth and harness, keeping the alternate regulator close to the main set-up. The compact form reduces protrusion that can catch on gear or tethers.

More comfortable positioning behind the mask and fewer catches on kit during entry, exit and confined manoeuvres.

✨ The 4 Key Reasons for Aqualung Scuba Octopus
  1. 120° hose angle — Smoother handovers for both left- and right-handed divers
  2. No sharp hose bends — Prevents kinks that could restrict airflow during rescues
  3. Low-profile body — Reduced bulk behind the mask and fewer snags on kit
  4. Versatile orientation operation — Maintains breathing function when inverted or upside-down
📋 Technical Details at a Glance
  • Category: Outdoors
  • Type: Octopus / Alternate second-stage regulator
  • Material: ABS (as indicated in model name)
  • Body Style: Low profile
  • Hose Angle: 120° between hose and mouthpiece
❓ Frequently Asked Questions

Q: Can the octopus be used for both right- and left-handed handovers?

A: Yes. The unique 120° hose-to-mouthpiece angle supports natural hand positions for both right- and left-handed buddy breathing.

Q: Does the octopus meet recognised breathing standards?

A: Yes. The design exceeds CE breathing requirements for regulators, indicating tested breathing performance.

Q: Will it function if inverted during a rescue?

A: Yes. The versatile design maintains proper function when used right-side-up or upside-down, allowing reliable airflow in awkward positions.

🏆 Our Verdict

The Aqualung Scuba Octopus suits divers and instructors who prioritise a compact, reliable alternate air source for training and emergencies. A low-profile body combined with a 120° hose angle and a design that works inverted gives practical advantages during buddy breathing. Although prices vary, standards-exceeding performance and durable construction suggest good long-term value for a dive kit.