Most small fish and those that don't contain high levels of mercury are safe for the majority of the population to eat. Pregnant women, children and people with other health concerns should talk their doctors to ensure t... More » Pets & Animals Marine Life Fish

Fish with low mercury levels are safe to eat when pregnant. Fish such as salmon, anchovies, herring, trout, shrimp and catfish are a good source of protein, iron, zinc and omega-3 fatty acids, according to Mayo Clinic. More » Health Nutrition & Diets

The most common cause of appetite loss in fish is stress. The stress from overcrowding or transitioning to a new aquarium can cause a fish to stop eating for more than two days. More » Pets & Animals Pets Aquatic Pets
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Sunfish prefer to eat jellyfish, although they also eat zooplankton, algae and small fish. They are omnivorous, meaning that they eat both plants and animals. More » Pets & Animals Marine Life Fish

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Barracudas eat small fish, octopus and shrimp. Barracudas hunt by watching their prey and waiting. These fish have great speed and use it to quickly attack, rip their prey apart and then swim back and forth eating the pi... More » Pets & Animals Marine Life Fish