Nerite Snails like mature and spacious tanks as well as hard, alkaline water to keep their shells in tip-top condition. You'll want to make sure their tank mates are calm and peaceful, taking care to ...

Seismic waves from an earthquake in eastern Russia hit Death Valley, shaking up a critically endangered desert fish ...

“Fish get their omega-3s by eating smaller fish, and smaller fish eat algae. Algae is the original source of the omega-3s,” says Jill Kauffman Johnson, AlgaPrime DHA’s head of global market ...

Those fish eat minnows, which eat the zooplankton that eat algae. Lakes need lots of zooplankton to eat the algae, so by adding to the top of the food chain, more zooplankton may be left to cull ...

Fish obtain their Omega-3 from the algae they eat, not from within. Large fish eat smaller fish, which in turn consume the ocean's rich supply of omega-3 algae.

At a beach near Algiers, brown algae native to the Pacific Ocean cover the golden sand, posing a threat to ecosystems native ...