Fascinating research shows (in laboratory conditions) that electric eels (Electrophorus spp.) can temporarily modify nearby fish larvae DNA with their electrical impulses.
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14.1. UV Sterilizers for the Aquarium
UV sterilizers are small electrical light treatment units that have water flowing over a special electric light bulb. This UV light kills micro-organisms in the water passing over the bulb.
14. Equipment for the Tropical Aquarium
Equipment for the Tropical Aquarium: This is a chapter dedicated to aquarium hardware. This includes the UV units, substrate, pumps, plumbing, heaters and decorations. Each product will have its own article.
13.3. Lifespan of an Aquarium Fish
Lifespan of an Aquarium Fish vary. This article shows some of the species.
13.1. Stocking Opinions
Stocking opinions: In MY OPINION, if one has excellent filtration, with a large volume of good media, in an aquarium established for at least four months, without filter cleaning, the number of fish one can put in a tank is huge.
12.4.7. Quinine in the Aquarium
Quinine in the Aquarium: One very typical example of the profit motive at work is the promotion of Chloroquine Phosphate as an ich medication.
12.4.6. Furan and Sulfa Drugs in the Aquarium
Sulfa and furan drugs do not treat fish diseases very well. They should be thought of as antiseptics which have limited bacteriostatic actions when dissolved in the water column of an aquarium.
12.4.5. Antiseptics for Treating Fish Disease
There are many medicines marketed for fish diseases that are properly termed antiseptics (other terms are disinfectants and anti-bacterials).
12.4.4. Formalin as a Fish Medication
Some medications use a compound called formalin in them. Formalin is simply a 30% solution of formaldehyde, the stuff that preserves frogs for dissection.
12.4.3. Aquarium Dyes
Aquarium Dyes like Malachite green and methylene blue are very old remedies that were put forth in the 30s and 40s as fish medications. They have some use against Ich and fungus.
