SDI Delayed Surface Marker Bouy Diver Specialty Course
SDI Delayed Surface Marker Buoy (DSMB) Specialty Course – Rancho Cucamonga | Signature Scuba
A DSMB (Delayed Surface Marker Buoy) is one of the most essential safety tools a diver can carry—and knowing how to deploy it properly is a vital skill for boat diving, drift diving, and surfacing in high-traffic areas. The SDI Delayed Surface Marker Buoy Diver Specialty Course at Signature Scuba in Rancho Cucamonga will teach you the right techniques to deploy and use your DSMB confidently and safely.
Whether you're preparing for more advanced diving, planning dive travel, or just want to improve your underwater safety, this course is a valuable addition to your training—especially in Inland Empire conditions where boat and beach dives often require clear surfacing procedures.
Availability: Contact us for booking information
Who This Course Is For:
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Certified divers looking to increase safety and skill
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Divers who dive from boats, in currents, or in areas with surface traffic
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Anyone preparing for drift, wreck, or technical dive training
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Rescue Divers, Advanced Divers, or those entering Divemaster programs
What You’ll Learn:
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Types of DSMBs, reels, and deployment systems
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When, why, and how to deploy a DSMB during a dive
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Controlled deployment techniques from mid-water and bottom positions
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Avoiding entanglement and emergency procedures
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Proper signaling to surface support and boat crews
You’ll practice both dry skills and in-water deployment scenarios with guidance from experienced SDI instructors.
Course Details:
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Minimum age: 18, or 12 with parental consent
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Prerequisite: SDI Open Water Scuba Diver (or equivalent)
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1–2 training dives (typically completed in one session)
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Personal DSMB and reel recommended (available for purchase or rental)
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SDI DSMB Diver Specialty certification upon successful completion
Why Train with Signature Scuba?
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Experienced instructors with real-world local and travel diving expertise
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Training tailored to California conditions and boat procedures
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Convenient location in Rancho Cucamonga, serving the Inland Empire
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Ideal stepping stone toward Advanced, Rescue, or Tec dive programs
Be Seen. Be Safe. Dive Smart.
Location: Signature Scuba – Rancho Cucamonga, CA
Enroll Now: 909-476-8183
The SDI Delayed Surface Marker Buoy Specialty Course gives you the confidence to signal, surface, and communicate like a pro. Add this critical safety skill to your diving toolbox—your dive buddy will thank you.
