Sunday, 2 November 2008

Beyond Blue - Marine research, conservation and expeditions

Beyond Blue is a unique fusion between marine scientists and environmental journalists in which daily discoveries being made about our marine world are brought to life in an exciting and dynamic format.

We are currently developing a fresh web site which will not only combine the information available at Beyond Blue with our growing community base, but also integrate seamlessly with our constantly evolving online network, which includes organisations such as SAMPLA, and the upcoming Carcharias.

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Beyond Blue - Marine research, conservation and expeditions

Thursday, 30 October 2008

Invention: Natural colour underwater photographs - tech - 15 October 2008 - New Scientist Tech

  • NewScientist.com news service
  • Justin Mullins
14:38 15 October 2008

Taking good photos underwater requires a good white light source such as a flash or spotlight. But some wavelengths of light penetrate water more easily than others, and the result is a heavy blue cast.

The tint gets progressively deeper as subjects get further from the camera, meaning that corrective filters only work for a narrow range of distances from the lens.

Filters cannot always be changed quickly, or even at all, say Daniela Rus and colleagues at the Massachusetts Institute of Technology. For example, they say filters are little use for remotely operated cameras like that on a robotic submarine.

See clearly now

Their new patent application suggests the solution is to use a camera with a battery of different flashes. Each produces a different wavelength of light, which penetrates water to different extents. A sensor records that effect, making it possible to work out the distance to a subject in the image.

It is then possible to generate the perfect wavelength of flash to show the subject in its true colours. The result should be naturally coloured underwater photographs.

Read the full patent application for natural-colour underwater photographs.

Since the 1970s New Scientist has run a column uncovering the most exciting, bizarre or even terrifying new patented ideas – follow our weekly column in our continually updated special report and vote for your favourite from the archives.



Invention: Natural colour underwater photographs - tech - 15 October 2008 - New Scientist Tech

Wednesday, 22 October 2008

Project AWARE Certificate of Appreciation

Certificate recieved by Matava and Mad Fish Dive Centre from PADI in recognition of our support of Project AWARE.

Monday, 20 October 2008

Fiji and the Bula Bowls

Some concepts just elude me. Like the International Date Line. Sure, I can grasp its significance at some levels but still cant quite wrap my brain around it completely. If you look at a map, one thing is clear: the people who decided where the IDL should go wanted to give the island nation of Fiji a break. If not for a deliberate shift to the east and back again, parts of Fiji would be in the future while other parts would be in the past. Which still just blows my circuitry.

On June 27, with this conundrum weighing on my mind, I boarded a 56-minute flight from Jacksonville to Atlanta, the first leg on a 20,000-mile journey to Fiji and back...

Whole article here at ScubaDiving.com:

Fiji and the Bula Bowls

http://www.scubadiving.com/tr_artmarticle.aspx?p_PageAlias=Article&p_ArticleID=8561

As an eco-operator, we will…

As an eco-operator, we will…

As an eco-operator, we will…
Ecooperator sun Provide dive experiences that enhance visitor awareness, appreciation and understanding of the local aquatic environment.
Ecooperator moon Use recycled products whenever possible.
Ecooperator sun Participate in local conservation efforts and support established parks and reserves.
Ecooperator moon Not sell items made from endangered species, threatened species, corals or tropical hardwoods.
Ecooperator sun Respect local people, culture and traditions while abiding by local laws and regulations.
Ecooperator moon Provide pre-dive briefings on responsible dive practices such as:
Ecooperator sun Proper buoyancy control
Ecooperator sunSecuring equipment and streamlining body position
Ecooperator sunMaintaining distance from sensitive environments
Ecooperator sunNot touching or chasing animals
Ecooperator sunAbiding by all fish and game regulations
Ecooperator moon Use mooring buoys or drift diving techniques whenever possible to avoid damage to underwater habitat.
Ecooperator sun Offer Project AWARE specialty courses that teach customers about ecology and conservation.
Ecooperator moon Practice buoyancy control skills in a pool or sandy area before swimming near a coral reef or any sensitive environment. Make sure your equipment is secured, you’re weighted properly and be careful not to touch, stand on
or collect coral.
Ecooperator sun Display environmental public awareness materials and provide community involvement opportunities.
Ecooperator moon Use environmentally sound methods of rubbish disposal.

Coral Reef Monitoring

CoralWatch

Make Your Dives Count. Monitor Coral Reefs

A strong consensus is reached in the scientific community – climate change is happening. And it’s linked to human activity. In the last century earth’s surface temperatures have risen by an estimated 1.4 degrees Fahrenheit (0.8 degrees Celsius). And 2005 was the hottest year on record.

Particularly concerning to Project AWARE Foundation, marine resource managers, scientists, dedicated dive professionals and divers is the effect climate change has on coral reefs – a process called coral bleaching.

New research indicates more than half the world’s coral reefs could die in less than 25 years – with human activities and climate change taking blame. Up to 30 percent of the world’s reefs have already died; another 30 percent are severely damaged according to researchers.

What is CoralWatch?

Project AWARE partners with CoralWatch, a nonprofit research organization from the University of Queensland, Australia, to involve divers and snorkelers in monitoring coral bleaching and assessment of coral health.

CoralWatch makes monitoring coral reefs easy. The CoralWatch chart uses a series of colors representing different stages of bleaching and recovery. Just match the color of the coral with a corresponding color on the chart and record the color code along with coral type on the data sheet. Data collected from monitoring activities is then entered online and analyzed by scientists to answer questions on coral bleaching and recovery patterns as well as the severity and duration of bleaching events.

Get Involved

Dive Professionals and Resource Managers:

  1. Sign up with Project AWARE to regularly monitor local coral reefs.
  2. Receive Project AWARE’s CoralWatch Kit developed specifically for divers including: CoralWatch charts, monitoring guidelines and information, educational materials for divers and a CD Rom containing helpful resources to establish monitoring activities.
  3. Select your reef site, assemble your dive team and regularly monitor local reefs.
  4. Enter CoralWatch Data Online. Your data will be analyzed and made available online to compare the condition of local reefs over time and with different regions of the world.

Divers, Snorkelers and Ecotourists:

  1. Search for a registered Project AWARE CoralWatch Dive Operator near you. Contact the operator to volunteer for monitoring activities at that location.
  2. If you’re unable to find a registered operator for your area at this time, please request a CoralWatch chart from Project AWARE at information@projectaware.org.

Why Monitor Coral Reefs? More information on climate change, coral bleaching and how you can help.


Coral Reef Monitoring

Scuba Diving Magazine - It's Not Easy Diving Green...

From the August, 2008 issue of Scuba Diving Magazine.

But it's worth a try. Here are nine tips for eco-conscious dive travel.


With invasive species, deforestation, overfishing and coral bleaching at the forefront of the environmental news coming out of the world's greatest dive destinations, it's no wonder the newest "it" word on the tip of the tourist industry's tongue is "green." The concept goes by many names--sustainable travel, ecotourism, green vacations--and you can barely book a room these days without seeing this pervasive language somewhere in your hotel's description. But what does green mean? Like any new fad, green comes in shades of gray. For the most part, green travel means limiting the amount of greenhouse gases released through transportation and energy use; limiting waste with smart consumption and recycling; supporting operators that incorporate sustainable practices into their day-to-day operations; and taking advantage of vacation time to learn about the environment and give something back to the part of the world you're visiting. So, if you're looking to go green on your next dive trip, here are nine tips to help you on your way:

Offset Your Flight

By far the biggest carbon output of any trip comes from the flight. There are no viable alternatives to jet fuel yet, so if you want to atone for your airline carbon consumption, offsets are the only way. Many airlines offer an additional "offset" fee when you buy your tickets, and organizations like Terra Pass help calculate the emissions for your trip and sell offsets that "fund clean energy and other projects that result in direct, measurable reductions in carbon emissions." Different programs calculate emissions and the cost of offsets differently. As calculated on the Terra Pass web site, a round-trip from Atlanta to Cozumel, via Houston, releases roughly 1,400 pounds of carbon per passenger--more than the emissions from an average American car driven between New York and Miami--and offsetting those emissions costs $9.90. terrapass.com

Resorts: Choose Wisely

A lot of hotels have jumped on the eco-bandwagon, advertising themselves as green or eco-friendly. Not all green resorts are created equal, however, and separating the green from the greenwashed can be hard because there are dozens of self-proclaimed certification organizations that bestow green status. Some actually check properties, others do not. Environmentally Friendly Hotels is one organization that rates and compiles hotels based on their environmentally conscious practices, and according to its web site, here are some of the questions to ask when looking for an eco-friendly resort:
  • Where does it get its energy from, and how does it reduce carbon emissions? Look for alternative energy sources like solar, wind or tidal energy. Also look for energy conservation efforts like energy-efficient lighting and appliances.

  • How does it conserve water? Policies requiring maids to only wash your sheets and towels if you ask are an OK start, but low-flow fixtures in the bathrooms and "gray water" recycling systems, which direct used kitchen, bath and laundry water (must also use environmentally safe soaps and detergents) to other uses like watering lawns and gardens, are even better.

  • What does it do to reduce waste? Look for recycling programs, refillable water pitchers in the rooms rather than plastic water bottles, bulk dispensers in place of wasteful mini-toiletry bottles and effecient sewage treatment systems.
For more, visit environmentallyfriendlyhotels.com.

Go Off the Grid

For a totally different experience, think outside the vacation box. The Maho Bay Camp on St. John, U.S. Virgin Islands, has been green for more than 30 years. Its 126 tent-cottages and studios are connected by wooden walkways all nestled in the heart of the Virgin Islands National Park like an island tree fort. The camp uses catchments to collect rainwater for the laundry and bathrooms, composting systems for food and human waste, alternative energy sources and much more, making Maho about as green as it gets. And there's an onsite dive shop for easy access to the underwater sections of the Virgin Islands National Park. maho.org

"Voluntourism"

It's a growing green dive travel trend in which you'll spend your vacation participating in socially conscious activities like fish and reef monitoring, animal tagging or any number of research-based projects. For example, Undersea Explorer is a Great Barrier Reef live-aboard that conducts shark, minke whale and nautilus research onboard and offers divers a chance to lend a hand. undersea.com.au. And the Reef Environmental Education Foundation (REEF) offers specialized trips for everything from fish surveys to invasive lionfish research in the Bahamas. reef.org/trips

Also, keep your ears open for diver events like the Ocean Conservancy's International Coastal Cleanup. In 2007, 378,000 volunteers from 76 countries and 45 U.S. states, removed an average of 16 pounds of trash per person. This year's cleanup is slated for Sept. 20. oceanconservancy.org

Dive With Eco-Operators

Some dive destinations bill themselves as eco-conscious by creating marine sanctuaries and charging fees that go toward maintenance. Bonaire is a great example. For about 30 years, the island's reefs have been under park protection, and this recently led to Bonaire's designation by The National Oceanic and Atmospheric Administration as "one of the most pristine reefs in the Caribbean." Also, do some research on dive operators before you go. A dive trip is a great opportunity to learn about the marine environment, and some dive shops have divemasters doubling as naturalists, providing detailed marine life briefings before taking you down and showing you nature in action. In Bonaire, the dive shop at the Sand Dollar resort prides itself on teaching tourists how to interact with the environment in a sustainable manner.

Hoof It

Instead of renting a car or taking taxis, get a hotel close to the town or central area of your dive destination and walk, bike or use public transportation to get around. Not only will you reduce the amount of emissions you use on your vacations, but you'll also save money and get a better feel of the place by walking around, asking directions and talking with the people who live there.

Eat Right

Divers should be conscious about the seafood they eat on vacation. Just because the island you're diving on has a marine park, that doesn't mean local fishermen won't poach in the preserve if it'll bring them a few tourist dollars. So, discourage overfishing on area reefs by steering clear of sensitive reef species like grouper and lobster. And, if possible, eat at restaurants that use locally grown ingredients. Not only will these meals taste fresher but they'll also carry a much lighter carbon footprint as it takes a lot of fuel and effort to import products to an out-of-the-way island.

Follow Sustainable Dive Practices

Never put trash or harmful products into the water, and never take any part of the natural environment out of the water.

Don't touch or harass the marine life.

Practice good buoyancy control and watch your fin kicks to avoid inadvertently damaging the reef.

Don't feed the fish or other animals.

If you see plastic or other harmful trash on your dive, pick it up and dispose of it properly.



Scuba Diving Magazine - It's Not Easy Diving Green...