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Freshwater aquarium lighting is commonly provided by screw-in incandescent bulbs, fluorescent tubes and LED lamps. Incandescent lighting is becoming less popular because it uses much more energy and produces more heat than the other lighting types. [1] Compact fluorescent lighting with a compatible screw-in base is frequently used as a direct ...
A reef aquarium or reef tank is a marine aquarium that prominently displays live corals and other marine invertebrates as well as fish that play a role in maintaining the tropical coral reef environment. A reef aquarium requires appropriately intense lighting, turbulent water movement, and more stable water chemistry than fish-only marine ...
LED lighting can be considered one of the most energy efficient and low impact options to lighting a reef tank as well, with a projected life expectancy of seven years. LED lighting also helps replicate the natural look of sunlight because most LED lights produce shimmer lines like the ones found on natural reefs.
A chase is an electrical application where strings of adjacent light bulbs cycle on and off frequently to give the illusion of lights moving along the string. With computerized lighting consoles, building chase sequences has become easier, while previously chases used mechanical means, such as a wheel with an electrified spindle which strikes electrical contacts for each circuit.
The Poe Reef Light is part of what became a complex of 14 reef lights in Michigan waters, which was intended to help ships navigate through and around the shoals and hazards of the Great Lakes. [16] It is also "part of a series of a significant offshore light construction projects being undertaken in the Straits area in the late 1920s."
Shark Reef Aquarium was the first closed-system aquarium in North America to exhibit a great hammerhead shark. The female juvenile was less than four feet long when she was accidentally caught off the coast of Florida. The shark was flown into Mandalay Bay in August 2001 on a 16-hour flight in a transportation tank designed specifically for it.
In a shark aquarium setup (preferably an oval-shaped tank for more active species), there should be much surface area (wide and long tanks with good gas exchange/more room for biological filtration and room for sharks to swim, glide, and turn with little constraint opposed to tall, thin tanks), fine substrate (coarse substrate can irritate the ...
It sat, rusting, in shallow water [2] on the reef until 1987 when the town of Berwick, Louisiana paid to have it moved about 25 miles (40 km) upriver to a park in the town on the Atchafalaya River. It was added to the National Register of Historic Places in 1991 as Southwest Reef Lighthouse .
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