Andrew Miller’s Post

Daily HF in Diving Tips Simplified Computer Settings: Keep dive computer settings straightforward. Pre-set the most critical gases only. This reduces confusion in urgent situations. Simplified Computer Settings: Keep dive computer settings straightforward by pre-setting only the most critical gases. This reduces the risk of confusion during urgent situations, ensuring divers can react quickly and appropriately. By minimising the need to scroll through multiple gas options, divers can focus on handling emergencies more effectively, improving overall team safety. Standardised Bailout Settings: In rebreather diving, ensure all team members use the same conservative bailout gas setting on their computers. This prevents discrepancies in decompression obligations if one diver becomes incapacitated and needs assistance. Such standardisation simplifies decision-making during emergency ascents, aligning the team’s actions and enhancing coordination. User-friendly Interfaces: Opt for dive computers and rebreather controllers with intuitive interfaces. Simplified menus and easy-to-navigate settings can significantly reduce the cognitive load on divers. This is especially crucial in stressful situations where clarity and ease of use can make a critical difference in safety outcomes. Routine Training on Equipment: Regularly practice using your dive computer and rebreather settings in controlled environments but with uncertain scenarios i.e., no-notice bailouts or failures. Familiarity with these devices under calm conditions builds muscle memory, enabling rapid and correct responses during real dives. This also helps identify any potential user interface issues or personal preferences that can be adjusted for efficiency. Effective Pre-dive Planning: Incorporate detailed pre-dive briefings and checklists that cover all equipment settings and emergency procedures. Ensuring every team member understands and agrees on gas settings and bailout procedures minimises deviations during a dive. This pre-coordination ensures that everyone is on the same page, thus reducing the risk of errors. Useful blogs and links: https://lnkd.in/e2pXT7S2 https://lnkd.in/eR9w7diA https://lnkd.in/gHkyWXv This post has been mostly created by Chat-THD. https://lnkd.in/eu6yaiqx , a tool developed to help you produce your own social media content, ideas for discussion in a training class, and training materials. As well as providing text, Chat-THD will also provide relevant blogs within the Human Diver blog space so you have the possibility to dig deeper into the topic and learn more. If you want to learn about HF in Diving, consider signing up to the award-winning Essentials of HF in Diving class here https://lnkd.in/d6dXdEEu

🚢 Friday the 13th: A Day of Superstition in the Maritime Industry 🌊 Happy Friday the 13th! While many consider this day to be unlucky, it’s particularly significant in the maritime industry. Historically, sailors have been known to be quite superstitious, and Friday the 13th is no exception. 🔍 Did you know? Sailing on Fridays: Traditionally, sailors avoided setting sail on Fridays, believing it to be an unlucky day. The Number 13: The number 13 has long been considered unlucky, and this extends to ships. Some vessels avoid having a 13th deck or even a 13th lifeboat. The Legend of HMS Friday: There’s a popular maritime legend about the British Navy commissioning a ship named HMS Friday to dispel the superstition. The ship was supposedly launched on a Friday, commanded by Captain James Friday, and set sail on its maiden voyage on Friday the 13th. Unfortunately, the ship was never seen again. Bananas on Board: Bananas were considered bad luck on ships. This superstition dates back to the 1700s when ships carrying bananas had to sail quickly to prevent the fruit from spoiling, leading to fewer fish being caught and more accidents. Whistling on Board: Whistling was believed to “whistle up a storm.” Sailors avoided whistling to prevent bad weather. Renaming a Ship: Changing the name of a ship was thought to bring bad luck unless a special de-naming ceremony was performed. Red Sky at Morning: The saying “Red sky at night, sailor’s delight; red sky in the morning, sailor’s warning” was used to predict the weather. A red sky in the morning was seen as a bad omen. Cats on Board: Cats were considered good luck on ships as they kept the rodent population in check and were believed to have magical powers to protect the ship. While these superstitions may seem quaint today, they remind us of the rich history and traditions that continue to shape the maritime industry. Whether you believe in the superstition or not, it’s fascinating to see how these beliefs have influenced maritime culture. Wishing everyone smooth sailing and good luck today! 🌟⚓ #FridayThe13th #MaritimeHistory #Superstition #ShippingIndustry #MaritimeTraditions

Do you know that a Brigantine boat is more than just a two-masted sailing vessel? It's a boat that has a rich history dating back to the 17th and 18th centuries when it was widely used as a naval vessel and for coastal trading. The term originated with the two-masted ships, also powered by oars, on which pirates, or sea brigands, terrorized the Mediterranean in the 16th century. The unique design of the Brigantine, with the aft mast being square-rigged and the forward mast being fore-and-aft rigged, allows for a perfect balance of speed and maneuverability. This made it a favorite among seafarers of the past. In northern European waters the brigantine became purely a sailing ship. Its gaff-rigged mainsail distinguished it from the completely square-rigged brig, though the two terms came to be used interchangeably. For example, brigantines with square topsails above the gaffed mainsail were called true brigantines, whereas those with no square sails at all on the mainmast were called hermaphrodite brigs or brig-schooners. Let's go back in time. The 13th century was a time of war and exploration. Sailors were seeking new lands, and they sailed across the Atlantic Ocean to the New World. So, they made Brigantine, a lateen-rigged on two masts and had between eight and twelve oars on each side. It was very fast and easy to control, that's why it was a popular choice among pirates in the Mediterranean Sea. Its name is derived from the Italian word Brigantino, which in turn is derived from Brigante or brigand. Then, by the 17th century, the term was adopted by Atlantic maritime nations. The vessel had no lateen sails, but was instead square-rigged on the foremast and had a gaff-rigged mainsail with a square rig above it on the mainmast. The mainmast of a brigantine is the aft one. In the 18th century, the word had evolved to refer not to a kind of vessel, but rather to a particular type of rigging: two-masted, with her foremast fully square-rigged and her mainmast rigged with both a fore-and-aft mainsail (a gaff sail) and square topsails and possibly topgallant sails. The brigantine could be of various sizes, ranging from 30 to 150 tons. The brigantine was generally larger than a sloop or schooner, but smaller than a brig. The last sailing true brigantine in this world is the Eye of the Wind. In modern American terminology, the term brigantine now usually means a vessel with the foremast square-rigged and the main most fore-and-aft rigged, without any square sails. -- Are you ready to unlock the full potential of boating and experience the freedom and fun that comes with it? As a first-time or expat boater, the process of navigating the waters can be overwhelming and frustrating. But with this framework, training, and boat profiling toolkit, you'll be equipped with the knowledge and tools to confidently take to the sea and make memories with your loved ones. click the link to get instant access>> https://bit.ly/3HNsM1t

🚢 Read more #quotes about boats, sailors and the sea here: 🌊 https://buff.ly/3DizcEh #quoteoftheday #sundaythoughts

The ship’s new role as a diving and fishing attraction could generate millions of dollars annually for the local tourism industry. Scuba shops, charter boats, hotels, and other businesses are likely to see a surge in visitors eager to explore the historic liner in its underwater home. Beyond its economic potential, the ship’s conversion into a reef will create a haven for marine life. Artificial reefs provide shelter and breeding grounds for a variety of species, boosting biodiversity and improving the overall health of marine ecosystems. Once submerged, the ship will be contributing to the area’s existing network of more than 500 artificial reefs. https://lnkd.in/gxxVaY2E

This is not me being a smart arse. Whether it is a sailing ship, a transatlantic liner, or a high-tech submarine, history has shown that the moment we describe them as unsinkable, or think of them in those terms, something terrible happens. As a diver, a pilot, and an offshore yacht racer, I spend more time planning for failure than I do enjoying my pastimes. That’s actually the challenge, doing something difficult while reducing the risk as much as possible but accepting that there will always be something that might catch me out. Planning to avoid failure is the essence of counter-terrorism protective security. Having to accept failure is the terrible burden of getting it wrong. There is nothing on this planet that is immune to the power of nature or the connivance of mankind. https://lnkd.in/eBtVpQHG

Check out this incredible shot by Mike Louagie capturing the two latest expedition vessels from our partners Silversea Cruises & Seabourn Cruise Line either en route to or returning from Antarctica. In 2024, there's a 25% surge in expedition cruise interest, showcasing a shift to smaller vessels and immersive cultural experiences. Competition is fierce, pushing Expedition lines to enhance customer experiences with value-adding products that cater to those eager to learn about our world's remote nature. Keeping passengers connected with their local communities from these remote locations remains a persisting challenge, and our PressReader offline solution has been a reliable and cost-effective choice for Expedition partners, ensuring stable entertainment for passengers and crew, no matter where they are. Just imagine waking up in Antarctica and having access to the latest edition of The New York Times or getting premium access to the top Science+Nature Magazines such National Geographic before heading on your expedition tour. It doesn't get any better than that! Expedition Cruise Network Ltd. #expeditioncruising #silversea #seabourn #Oceanwideexpeditions #Vikingcruises #LindbladExpeditions #Quarkexpeditions #HX #Hurtigruten #aeexpeditions #albatrosexpeditions #atlasoceanvoyages #hapaglloyd #ponant #Uncruiseadventures #SwanHellenic

Top 12 Coolest Personal Submarines Check out this article 👉 #Submarines #Shipping #Maritime #MarineInsight #Merchantnavy #Merchantmarine #MerchantnavyShips

Key to Indo-Pacific military dominance primarily relies on the Naval prowess in the region, with the undersea control relying upon submarines and other autonomous underwater vehicles (AUVs/UUVs). More than a dozen navies have submarines (including growing fleet of Indian subs) deployed in the Region, and the Submarine rescue facility close by during deep water operations is always a much-desired factor. India's Hindustan Shipyard Ltd. (HSL) is in the process of delivering 02 Diving Support Vessels (DSVs), mainly to support deep sea submarine rescue missions. Indian Navy's deep-sea Clearance Divers are the best trained for Submarine rescue missions etc. Indian Navy has always played a crucial role as the First Responder and Preferred Security Partner in the IOR and these DSVs, are unique strategic assets for India. https://lnkd.in/gc9XSRKQ #HSL #IndianNavy #Indopacific #submarine VENKATESWARLU GANTI Cdr Mukul Rathi SK Chatterji Cdr Abhishek Kankan

Useful video for understanding of small craft design and sailing, perfect experiment elucidating the ship structure focusing particularly on bottom impact, and identifying where maximum pressure occurs, operational limit curve of high-speed crafts (higher waves, lower speeds), master skills (perpendicular heading into waves to avoid excessive heel, utilizing the advantages of the vessel’s longitudinal stability). Well done!! 👏