Dsmb scuba. See full list on mikesdivestore.

Dsmb scuba. I launched one on dives 3 and 4 of my open water but the DSMB was already attached to the spool but after watching a few videos on YouTube. Both types are for marking divers Nov 13, 2022 · A delayed surface marker buoy, or DSMB, is an inflatable device that a diver deploys towards the end of a dive (during the safety stop) in order to make herself visible by boats at the surface. Academic Marker buoys serve a range of purposes and you'll learn about common types of DSMB along with the reels used to control them. - DSMB Diving Techniques: Learn how to use DSMBs effectively with diving courses and tutorials. Essential diving safety. Visual and audible signalling devices help scuba divers be seen and heard if they need assistance. This valve allows air to escape and relieves the gas that expands, according to Boyle’s Law. Mar 7, 2023 · Also read: Dive Like A Pro: Hardboat diving Delayed surface marker buoys are among the most essential pieces of dive-safety kit to be found in a diver’s arsenal. In this guide, we'll show you the best SMB for scuba divers and how to choose the perfect one. Call us today at 303-789-2450. Add small amount of air – Tilt a bit to the right letting your hoses danglin or not, steer clear of your DSMB. 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. Aug 18, 2022 · At the end of every dive, consider deploying a DSMB. com : 4ft Red Scuba Diving Open Bottom Surface Marker Buoy (SMB) with 49ft Finger Spool Alloy Dive Reel and Double Ended Bolt Clip - Gray : Sports & OutdoorsBuy a lot of stuff on Amazon? Tons of items eligible for coverage, from the latest tech like Laptops, Game Consoles, TVs, Phones, and Cameras to major appliances, sporting goods, tools, toys, personal care, furniture, and more (not Jan 22, 2023 · What is a DSMB in scuba? A delayed surface marker buoy (DSMB), decompression buoy, or deco buoy is an inflatable buoy which can be deployed while the diver is submerged and generally only towards the end of the dive. The DSMB meaning extends beyond just a piece of equipment; it's a lifeline that communicates your location and safety to the surface crew, making the SMB scuba diving and DSMB scuba tools indispensable for every dive. Here are the features I'd like to see in my DSMB: (1) 5-6' tall when DSMB Custom Divers sells and stocks a wide range of Detectable Surface Marker Buoy (DSMB). An SMB is actually the regular surface buoy with diving flag on it, that shows divers are in the water, and is deployed during the entire dive. A good quality DSMB or SMB is an essential piece of kit as it alerts other water uses like boats and jet skies etc. A DSMB dive ensures that you and your team stay safe and visible. Deploying the DSMB from a stationary position and from mid-water. There is, however, a difference between these types. Make your presence known at the surface on every dive. Which dSMB is Best? #askmark #scuba ‪@ScubaDiverMagazine‬ Scuba Diver Magazine 41. Order now! Dving Scuba SMB, Dive Reel and Clip Set, 5FT Diving Surface Marker Buoy (DSMB) with 100FT Reel/Lead Weight Extra Storage Bag, Scuba Signal Tube Inflatable Marker for Diver Underwater Sports What is a diver SMB? An underwater lifting bag is an inflatable device that is used to mark a diver's position at the surface. Do mostly warm water travel diving and some cold California coast diving. These brightly coloured, inflatable tubes, sometimes called safety sausages, are critical pieces of equipment that divers should take on most dives, especially dives involving extended travel into the ocean, and Mar 13, 2017 · Hello Scubaboard, I am planning to buy DSMB , heard that Halcyon DSMB is the best in the market . Repetition creates proficiency and comfort with a skill that every diver should possess. DSMBs can be deployed from underwater at different stages of the dive. Key Features: SubGravity SMBs come in eye-catching orange, hot pink, or neon yellow, so you can choose a color that screams, "Hey, look at me!" Plus, they're decked out Sep 7, 2022 · Technical divers may use a DSMB as an upline to fulfill their decompression obligations. Share your stories, pictures and video to have discussions with a subreddit full of people who love the underwater world and dream fishy dreams. Aug 17, 2020 · #scubadivingskills #divingskills #DSMBLearn how to deploy a surface marker buoy (SMB). Especially i The DSMB Surface Marker Buoy 1. A delayed surface marker buoy (DSMB) is a diver's buoy that's deployed at the end of a dive and used to aid the diver's ascent May 3, 2021 · Know your SMBs from your DSMBs? Both are important dive accessories but they have very different designs and uses. An SMB indicates to surrounding boats that there are divers in the water. Anywhere that I clip it to makes it flop around in the water, I like to have all my gear secure and out of the way off possible snags etc. They come in several different sizes and colours to suit all needs. Our selection of SMBs and DSMBs is designed with the technical diver in mind, offering features like high visibility, durable construction, and easy inflation. These terms are often used interchangeably, and as such cause much confusion within the dive industry. Outside of a training environment, divers should use at minimum a 6-foot (1. Hi, all you awesome scuba divers out there. DSMB Deployment practice on a wall, a kitchen table, a Carrying a delayed surface marker buoy (SMBs) is required safety equipment in some diving locations around the world. they have the thin and the thick . Using your alternate to inflate a DSMB is by far the easiest method to use and also means that the task can take place at arm’s length. AD DSMBs can help surface support personnel and other boats locate divers on the surface. Mar 20, 2017 · Scuba Center Asia Lembongan A DSMB (Delayed Surface Marker Buoy) is used by the diver to communicate with the boat of surface crew while the diver remains under the water. It seems most people attach the spool to the DSMB immediately before use. Beginners guide to DSMB Deployment. Please read the sidebar and widgets Jul 24, 2021 · A diver SMB is a fundamental part of scuba gear. Order yours today! Signaling devices are an important part of scuba safety. com FREE DELIVERY possible on eligible purchases DSMB and spool set up. This allows divers to mark their position and signal their Jul 3, 2019 · A Surface Marker Buoy (SMB) is a must-have accessory for any diver. Oct 11, 2012 · Your safety equipment is only as useful as it is accessible, which is why efficient storage of your safety devices is of utmost importance. Jan 24, 2018 · Every diver should carry some sort of surface marker buoy, but what should you look for when buying one? Here are some of the most common features. com: dsmb scubaDSMB 6ft Surface Marker Buoy with 100ft Finger Spool Reel Diver Below Signal Flag Tube Scuba Diving Equipment Open Bottom Set Diver Safety Buoyancy Devices (DSMB): What They Are, Why You Should Use Them, and How to Choose the Best One. May 16, 2023 · Terminology A DSMB is technically an SMB, but an SMB is not a DSMB. In some instances, divers deploy and tow a DSMB throughout the dive. But, my main specialty is dive equipment. This help guide explains how to become a PADI DSMB Diver specialist and why the proper deployment and use of signaling devices is so important. . Requirements […] Don't be a ninja diver! Make sure everyone knows where you are with the SubGravity Deluxe Surface Marker Buoy (SMB/DSMB). Welcome to scuba diving magazine and we want to ask Mark our scuba diving Q&A where I do my very best to answer your scuba diving questions. Sep 24, 2024 · SMB or DSMB is short for Surface Marker Buoy or Delayed Surface Marker Buoy. Making a safety stop using the DSMB line Welcome to /r/scuba where scubbits dive deep! Ask questions and trade tips with a diverse community of divers, from open water newbies to dive instructors, commercial divers and scientists from around the world. The fact that it must be attached to a line is what makes Rebreather, extended range, and sidemount divers have different requirements for a DSMB than recreational divers. Find out how to choose, inflate and deploy a DSMB, and get a Girls that Scuba DSMB of your own. These buoyancy devices serve as signals to indicate your location to your dive partner or boat on the surface, as well as Aug 20, 2004 · I just read about the 12 missing divers in the Red Sea incident and a DSMB was mentioned. During the two training dives, you'll practice: Preparing and stowing your DSMB and reel. com. When you begin to ascend or if you need to contact the surface you can attach the DSMB to your reel and inflate it, it then ascends to the surface. Related question: I believe SDI Solo suggests releasing the Self-Inflating DSMB With mini-cylinder This self-inflating DSMB from AP Diving has its own independent mini-cylinder which makes deployment quick and easy from any depth. It also allows you to conserve expensive gas mixes instead of wasting them on DSMB inflation. Diving up in the Arctic Circle and marine conservation work down in remote Madagascar. but they have several shapes and lengths . You can easily inflate the SMB using the oral inflator, allowing for quick and efficient deployment. Explore our range of Surface Marker Buoys and DSMBs now! Northern Diver DSMB marks a divers position while underwater or as a surface safety marker, available from Northern Diver in Orange or emergency Yellow How to Setup a Finger Reel & Bolt Snap Like a Pro! Are you a diver who likes to "shoot" your DSMB up to the surface from your safety stop? Or are you a new d Jan 5, 2021 · Amazon. Keep adding in small tiny bursts until your DSMB is slightly standing on its own. Boats and currents are two common factors associated with many dive sites. 5FT SMB - Also named Safety Sausage, made of 210D nylon Aug 3, 2023 · I’ve been scuba diving my entire professional career in both beautiful crystal clear waters of the Tropics to the not-so clear waters around the world. Read on to learn the safest way how to deploy an SMB so you can be confident in the water. It allows divers to signal their position to boats while ascending and can be used to mark a location for surface support. The SDI Delayed Surface Marker Buoy Diver Specialty Course at Signature Scuba Dec 14, 2022 · Here's one: DSMB's are listed as redundant buoyancy in SDI Solo. THIS IS AN ESSENTIAL SKILL THAT EVERY DIVER SHOULD LEARN. Jul 27, 2006 · I'd like to purchase a DSMB in the next few days (for use in saftey stops at depth and as a signal marker at the surface), and was hoping to get feedback from forum members about what they consider to be good products. So far I dive in Seattle,WA and in red sea in Egypt XS Scuba is a full-line brand of scuba diving equipment available around the world. Our range includes inflatable SMBs, illuminous SMBs, and Radar Detectable SMBs. Flexible and convienent small group and private scuba instruction. In other instances, the DSMB is deployed near the end of the dive, usually as the divers prepare to ascend to safety stop depth. Diverse Applications - Scuba Dive SMB: Whether you’re deep sea diving, wreck diving, or reef diving, a DSMB scuba ensures you're always easy to spot. May 2, 2022 · Hi All! First official post on Scubaboard! Looking for a new SMB. 4 m ensures safe signaling during dives, visible to surface support in various conditions. DSMB Basics: How To Choose, Setup, Deploy & Ascend | Scuba Diving. Shop Scubapro Marker Buoy, a reliable signaling device for divers. When you can't get enough DSMB Deployment practice, why not practice your Scuba Diving skills at home. With so many SMBs in the marketplace, it is easy to become confused. An SMB is an invaluable tool for just about any diver. Swimming while towing a DSMB and managing the reel and line. SMBs make divers much more visible to their dive boat and other traffic on the water. Now just need the SMB Apr 27, 2023 · Diving Surface Marker Buoy - Marine Rescue Signal Tube This safety float buoy is essential for diver safety equipment used on drift dives and remains on the surface for the duration of the dive. Spring Loaded Inflation Valve has the same fitting as most BCD and Drysuit inflators and only requires a quick blast of air that will exp Mar 16, 2021 · DSMB A DSMB is a Delayed Surface Marker Bouy that scuba divers take with them underwater. May 14, 2019 · A Delayed Surface Marker Buoy (DSMB) is an essential piece of kit, but far too many divers don't know how to use them In the first instalment of our Master Series, we walk you through the process of properly deploying a Delayed Surface Marker Buoy (D. The ability to notify the surface of your location when you are still deep under water is paramount, so all divers should carry – and know how to deploy – a DSMB. This video will show what’s involved in the GoDivePH D Mar 29, 2025 · Morning Everyone! just looking for advice on possible ways to mount my reel+dsmb. Dec 30, 2018 · DiveSafe Delayed Surface Marker Buoy - 6ft Open Bottom with Over Pressure Valve, High Visibility Reflective Band, Strobe Light or Flashlight Holder, 100ft ABS Finger Reel and Whistle Jun 12, 2023 · Introduction to SMB’s and DSMB’s If you’re an avid scuba diver, having the right equipment is crucial for a safe and enjoyable underwater experience. SubGravity Delayed Surface Marker Buoys or DSMBs (also known and commonly referred to SMBs / Surface Marker Buoys) increase diver safety by providing maximum visibility and a source of redundant flotation. Jun 18, 2024 · How To Disassemble and Clean dSMB Valves 14 By following these steps, you can ensure your dSMB is always ready for your next dive, reducing the risk of equipment failure and enhancing your underwater adventures. As a full-time scuba Instructor I taught divers in both warm and cold waters and lead countless dives. Adding another layer of safety, you can also use the DSMB line to complete your safety stop, which is advantageous in a current or when there are no other visual references. See full list on mikesdivestore. If you deploy an SMB from depth, it will Shop the Hollis Signal Marker Buoy for diving safety. Among the essential gear you’ll need is a Surface Marker Buoy (SMB) and / or a Delayed Surface Marker Buoy (DSMB). I have just finished setting up my first spool for DSMB use. 5' and 6' . Learn how to choose, deploy, and maintain surface marker buoys (SMB) and delayed surface marker buoys (DSMB) for safe scuba diving! Learn the difference between delayed surface marker buoys (DSMBs) and surface marker buoys (SMBs), and why they are important for scuba diving safety. What does DSMB stand for? Is there a difference in the make of a DSMB with that of an SMB and when do you deploy the DSMB? I've done my PADI course up to Rescue Diver and deployment is not taught, perhaps Nov 24, 2020 · The XS Scuba “Quick Launch” Marker Buoy offers the ultimate convenience and versatility with its combination oral and BC QD inflation feature. Adding another layer of safety, you can also use the DSMB line to complete your When you're exploring overhead environments or venturing into deeper depths, a reliable surface marker buoy (SMB) or delayed SMB (DSMB) is crucial for signaling your location and ensuring a safe ascent. Here is a complete guide to choosing a surface marker buoy (SMB or DSMB). com : DSMB 6ft Surface Marker Buoy with 100ft Finger Spool Reel Diver Below Signal Flag Tube Scuba Diving Equipment Open Bottom Set (6ft) Red : Sports & OutdoorsFast, FREE Delivery is available to Prime members. DSMB + Reel clipped onto bungee loop in drysuit left hip pocket to stop it floating off during not so smooth entries. An open-ended DSMB is like a bag, sealed on three sides with an open end to allow you to fill it with air, typically from your alternate air source. So what is a DSMB? An SMB (Surface Marker Buoy) or more commonly used nowadays DSMB (Delayed Surface Marker Buoy or Decompression Buoy) are both a vital part of every divers safety equipment. Divers can deploy a DSMB on the surface or from depth thanks to an over-pressurisation valve (OPV). Whichever type you choose, make sure to carry it with you on Oct 23, 2020 · Choosing the best SMB for scuba diving will give you confidence to ascend without fear of dive boats passing overhead or become separated from your boat skipper. Launching a delayed surface marker buoy (DSMB) before you surface can alert others to your location in advance of your ascent. Dec 15, 2019 · The DSMB and reel are esential pieces of equipment for any divemaster or certified diver but where do you start with selecting one or using it? Scuba Diving Charters and Instruction, specialized charters for Meg Teeth and Spearfishing. Feb 8, 2022 · Real World - Scuba: DSMB Training & PracticeIn this video, I am teaching a diver how to deploy a DSMB. Sep 6, 2022 · Surface marker buoys (SMB) help keep you safe while scuba diving. For more scuba diving tips, gear reviews, and the latest news, visit our website at scubadivermag. We are a major distributor of scuba diving cylinders, Thermo valves and just about everything else needed to have the perfect dive. Inflate orally or with a BCD QD inflator; this surface marker buoy is easy to use underwater. The demand valve develops a free-flow while filling the DSMB. Searching around the internet I found a lot of different opinions on this subject. DSMB 4ft Surface Marker Buoy with 100ft Finger Spool Reel Diver Below Signal Flag Tube Scuba Diving Equipment Open Bottom Set (4ft) Jun 24, 2025 · A 4-foot DSMB is sufficient for divers to learn the deployment techniques for training purposes. Has anyone got a similar size reel that they have been able to attach to Jul 18, 2021 · How To Deploy A dSMB | Deep DiveWant to know the best ways to deploy a dSMB? Well, this is the video for you!Timestamp00:00 - Hello00:29 - Preparation02:44 - Where is Best to Clip a dSMB & Spool? #askmark #scuba @ScubaDiverMagazine Strigon46 @strigon46 Dear Mark, where's the best place to clip a dsmb with spool? Is it wrong to clip it on a d-ring on Aug 21, 2023 · About this item SURFACE MARKER BUOY & REEL SET - The DSMB is an excellent accessory for diving. Amazon. Consider your typical diving conditions and how you plan to use your surface marker when making your selection. Unlike a standard surface marker buoy (SMB), which is deployed at the beginning of a dive, a DSMB is typically deployed from underwater, often towards the end of the dive. This high-visibility buoy is a must-have for any diver who wants to stay safe and be seen on the surface. SMBs can be towed during the dive behind a diver or a group of divers, for example, during diving instructions. But which one is best for your diving needs? Let’s find out. May 31, 2024 · Dving Scuba SMB, Dive Reel and Clip Set, 5FT Diving Surface Marker Buoy (DSMB) with 100FT Reel/Lead Weight Extra Storage Bag, Scuba Signal Tube Inflatable Marker for Diver Underwater Sports (Orange) Explore world-class scuba diving training at FlowState Divers. … Continue reading Deluxe Surface Marker Buoy (aka SMB or Are you looking for a new hobby? If so, then come learn how to scuba dive today! Get Scuba certified in a short time. com SMB or DSMB? In English language, the name Surface Marker Buoy or SMB is frequently used instead of Delayed Surface Marker Buoy or DSMB. S. They’re a safety item that lets people on the surface know where divers are located. This can deplete the contents of the scuba cylinder rapidly, and since the DSMB is commonly deployed at the end of the dive, when the breathing gas has reached a critically low level, this can put the diver in a situation of inadequate gas supply for a safe ascent. Jun 24, 2025 · One is a ten foot which I bring when diving extreme fast currents such as in Indonesia. Deploy the XS Scuba SMB for enhanced diver visibility and safety during your dives. Dive confidently knowing that you have multiple options for inflation. Use this askmark hashtag to get yourself and your question featured but in the meantime, I do my best to Open-ended DSMB in Pink or Yellow Over Pressure Valve allows expanding air to escape during ascent to prevent damage but will keep the dSMB rigid so it stands proud on the surface. Check out some of the other great posts in this blog. A delayed surface marker buoy, or DSMB, is a safety device that is attached to a line and deployed at depth, whereas a regular safety marker buoy, or SMB, is typically deployed at the surface. 8-meter) DSMB, which provides better visibility to surface support and other boats, especially in unfavorable seas with large swells. Doesn’t the large one become a sail with strong currents? I see people using small ones when current is strong and large ones when swell is there. A DSMB at least 6 feet long will help ensure sufficient visibility. SMB vs DSMB what’s the difference? Eric Larson Jan 04, 2023 shark quest dive shop scuba training near me scuba dive scuba gear smb dsmb signal marker buoy dive training near me dive destin dive Pensacola Many divers wouldn’t think of diving without carrying a delayed surface marker buoy (DSMB), and in some locations, it’s considered required safety equipment. B). Sep 8, 2022 · SMB vs DSMB – What’s the Difference? The key difference between an SMB (surface marker buoy) and DSMB (delayed surface marker buoy) is in the name and in what they are used for. To deploy: Prepare your DSMB for release and when you are ready, open the valve…. that there are divers below and to stay away. All agree that it’s a surface marker, and that DSMB is deployed underwater. It would be nice to know an approximate lift capability for normal 4' and 6' DSMBs, as some weight ditching might be necessary (I know, it shouldn't be if properly weighted, but many aren't) and it would be good to know approximately how much lift the DSMBs generate. It is great for cave and wreck diving, scuba diving, traveling diver, snorkeling, photography, spearfishing, and other underwater activities. With mouthpiece of your octopus away from the opening of DSMB you can now add a small amount of air. Uh if you do have any scuba diving questions, pop them down in the comment section underneath this video. Smaller 1m long DSMB’s are perfect for the travelling diver as they are compact and easy to carry. Some are “bare bones” proving difficult to use, while others are overbuilt, more suited for extreme expeditions. They are also easy to deploy from a 5m safety stop ensuring they Dving Scuba SMB, Dive Reel and Clip Set, 5FT Diving Surface Marker Buoy (DSMB) with 100FT Reel/Lead Weight Extra Storage Bag, Scuba Signal Tube Inflatable Marker for Diver Underwater Sports 10 $5898 Save 5% with coupon (some sizes/colors) FREE delivery Thu, Jan 30 Or fastest delivery Tomorrow, Jan 25 Add to cart - We take a look at what's the best SMB for UK boat and shore diving, the best SMBs for rebreather diving, outlining similarities and differences to assist your decision. Many of my peers attach their DSMB + Reel/Spool to any D-ring on the BCD (more applicable for wetsuit/skin divers) but from a Techie view that's a potential entanglement hazard (albeit their SMB setups are kinda shoddy which Mar 6, 2024 · 5. As a signal tube, the bright color of this buoy is clearly visible at night and at very long distances. Knowing how to properly deploy and manage a DSMB are valuable skills learned in this course. Using an SMB or DSMB is a common practice for divers wanting to enhance their presence at the surface. To join, select "Try Amazon Prime and start saving today with Fast, FREE Delivery" below the Add to Cart button. Sport Diving and Technical Diving Equipment designed and manufactured in the UK by Custom Divers. The XS Scuba Smart Marker Buoy (SMB) adds all the right features in all the right places. An SMB’s design, which lacks an OPV, means it should be inflated only at the surface. A typical SMB consists of an inflatable tube outfitted with a valve used to inflate the tube Jun 9, 2022 · Both SMBs and DSMBs do the exact same thing and are intended for the same purpose. Boaters don’t always recognize that divers are in the area and current can carry you further than expected. From novice to expert, our training programs focus on perfect buoyancy, team-work, and true diving mastery. Highly visible, durable 300-D polyester, oral inflation, and over pressure relief. Since 2010 Dec 4, 2022 · DSMB stands for Dive Surface Marker Buoys and SMB for Surface Marker Buoys, both of which are common and essential safety devices. We offer a variety of sizes and Jan 5, 2021 · Buy DSMB 4ft Surface Marker Buoy with 100ft Finger Spool Reel Diver Below Signal Flag Tube Scuba Diving Equipment Open Bottom Set (4ft) Orange: Safety Gear - Amazon. 1K subscribers Join As a PADI Professional Scuba Instructor, I want to make you a better-informed scuba diver! ---------- Circle H Scuba and Thomas Hughes believe you can not teach someone how to dive, nor certify A delayed surface marker buoy (DSMB) is an essential piece of equipment used by scuba divers to enhance safety and communication during their underwater activities. In emergency situations, It can also be used as an emergency float to use additional source of buoyancy that will help you remain surfaced. Rescuers might deploy them in the event of a distressed diver, like how a lifeguard would use a rescue tube on the surface. In this video, we will outline the 7 essential features of a good Delayed Surface Market Buoy (DSMB) system. When you start your ascent or at predetermined point in the dive, you send up your DSMB and hold onto it with line from your reel or spool so marine users in Jun 18, 2024 · How To Disassemble and Clean dSMB Valves 14 By following these steps, you can ensure your dSMB is always ready for your next dive, reducing the risk of equipment failure and enhancing your underwater adventures. From the heavy-duty 420D nylon fabric to the over-sized stainless attachment D-ring on the bottom, this DSMB is a quality product purposefully designed with the technical diver in mind. Find out more in Surface Marker Buoy 101. May 16, 2025 · A DSMB is an essential safety tool for advanced divers, particularly those diving in areas with boat traffic or strong currents. It’s the “Smart” choice. While most training covers the Mar 19, 2016 · Ameri-Sea Scuba Diving Surface Marker Bouy SMB DSMB Orange Colored Safety Device Is the same as the DAN SMB without the radar reflector I would buy a Carter SMB if they were orange instead of yellow. Catalina is cold to me… Trying to figure out if I need a 6 foot or 3 foot or what would be best! I just bought a nice spool on Amazon. Cardmembers earn 5% Back at Amazon. also they have them in 3' , 4. Compact, visible orange, and durable nylon construction. M. com with a Prime Credit Card The Course Surface marker buoys (SMBs) and delayed surface marker buoys (DSMBs) allow scuba divers to mark boundaries for mapping or search and recovery, alert boat traffic, or provide a line as a visual reference for ascending divers. Whether you're a A DSMB must have an attached line and spool or reel to be used to mark a diver’s location underwater. It is used for various reasons including: To mark a location To indicate distress Need for more air A DSMB (Delayed Nov 22, 2023 · Deploying a Delayed Surface Marker Buoy (DSMB) is a crucial skill for scuba divers, often overlooked during initial training. whlp qllkju liyp abo jfnon mxqmx taqnafv qecp krtj swq