You see, goldfish waste contains toxins like ammonia that can burn gills and even damage the brain. In the wild, this isn't a problem. Freshwater lakes and ponds are home to armies of bacteria ...

there’s a world of unusual fish species that can make a home aquarium stand out. Beyond the usual goldfish and guppies, here ...

Not only does an aquarium bring beauty and tranquility ... and good fortune into the home. Goldfish are considered symbols of abundance and prosperity in Vastu. Their golden hue is associated ...

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Even a larger, full-size home aquarium can’t provide the diversity of habitats and conditions that are found in the wild, and fail to meet the physical and psychological needs of its captives. Often, ...

The very goldfish you often see swimming around in fishbowls and small aquariums (Carassius auratus) can grow to enormous sizes when released into the wild — topping out at a maximum length of ...