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  2. Cape Mendocino Light - Wikipedia

    en.wikipedia.org/wiki/Cape_Mendocino_Light

    In 1905, the continuing danger from Blunt's Reef led to the installation of a lightship, which saved over 150 passengers of the steamer Bear after it ran aground in 1916. [5] After five people were killed while trying to land lifeboats on the rocky shore, it was decided that the others would make for the Blunt's Reef lightship. [5]

  3. Christopher O'Hare - Wikipedia

    en.wikipedia.org/wiki/Christopher_O'Hare

    The Firehock Reef led to O'Hare founding Reef Cells, a nonprofit subsidiary of Pineapple Grove Designs. [5] Reef Cells are made of a pH neutral Portland and aluminate cement mix and are designed to provide an ideal location for reef-based marine life to thrive. Each reef unit is composed of interconnecting cavities referred to as "cells."

  4. Aquarium lighting - Wikipedia

    en.wikipedia.org/wiki/Aquarium_lighting

    Aquarium with LED lighting. 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]

  5. Phillip Playford - Wikipedia

    en.wikipedia.org/wiki/Phillip_Playford

    Documentation of the Devonian Reef, led by Playford, stimulated exploration which led to the Blina and associated oil fields. Detailed knowledge of the Carnarvon Basin , Playford's life work, eventually led to the discovery of the Barrow Island oilfield, which in turn was a trigger for the spread for the exploration of the offshore, now the ...

  6. Essex Reef Light - Wikipedia

    en.wikipedia.org/wiki/Essex_Reef_Light

    The Essex Reef Light or Essex Reef Post Light, also known as Hayden's Point Light, was a light in Essex, Connecticut on the Connecticut River. [1] [2] The 21-foot (6.4 m) wooden tower was erected in 1889 and replaced with a skeleton tower by 1919. The skeleton tower was further altered to an automatic gas light a few years prior to 1931.

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