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In J. Charles Delbeek's article Your First Reef Aquarium, [2] he states, The use of live rock immediately introduces into the aquarium numerous algae, bacteria and small invertebrates all of which contribute to the overall quality of the aquarium water. Live rock has just as much, if not more, surface area for bacteria than a trickle filter.
In 2008, a State Glacial Rock (Rolling Rock) was designated as well. [82] ^ A measure passed the Oregon Senate in March 1965 naming the thunderegg as Oregon's state rock, in a move that was supported as a way to stimulate tourism in the state.
Downtown Aquarium is a for profit aquarium and restaurant located in Houston, Texas, United States, that was developed from two Houston landmarks: Fire Station No. 1 and the Central Waterworks Building. The aquarium is located on a 6-acre (2.4 ha) site at 410 Bagby Street in downtown Houston.
A piece of flint 9–10 cm (3.5–3.9 in) long, weighing 171 grams. Flint, occasionally flintstone, is a sedimentary cryptocrystalline form of the mineral quartz, [1] [2] categorized as the variety of chert that occurs in chalk or marly limestone.
For freshwater aquaria, gravel is the most common substrate. To prevent damage to fish, gravel should not be sharp. Aquarium gravel can be as coarse as pea-sized or as fine as 1–2 mm. [1] It is available in a number of colors, and may be naturally colored or dyed, and may have a polymer seal to ensure it does not affect water chemistry. [1]
The Tennessee Aquarium is a non-profit public aquarium located in Chattanooga, Tennessee, United States.It opened in 1992 on the banks of the Tennessee River in downtown Chattanooga, with a major expansion added in 2005.
Peridotite, a type of ultramafic rock. Ultramafic rocks (also referred to as ultrabasic rocks, although the terms are not wholly equivalent) are igneous and meta-igneous rocks with a very low silica content (less than 45%), generally >18% MgO, high FeO, low potassium, and are usually composed of greater than 90% mafic minerals (dark colored, high magnesium and iron content).
The Oregon Coast Aquarium is an aquarium in Newport in the U.S. state of Oregon. Opened in 1992, the facility sits on 23 acres (9.3 ha) along Yaquina Bay near the Pacific Ocean. The aquarium was home to Keiko, the orca who starred in the movie Free Willy, from January 7, 1996, until September 9, 1998, when he was shipped to Vestmannaeyjar, Iceland.
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