Quick answer: Bladder snails (Physella acuta, also called Physa acuta) are tiny freshwater snails with a thin, see-through, teardrop-shaped shell that opens on the left side. They grow to about 0.4 to 0.6 inches (1 to 1.5 cm), live a few months to about a year, and lay small, clear Read more
Quick answer: Planaria are small free-living flatworms, usually 2 to 15 mm long, with a triangle-shaped head and two dark eyespots that make them look cross-eyed. They glide smoothly over the glass and substrate, and they’re white, gray or brown. In a fish-only tank they’re mostly a harmless nuisance, but Read more
Quick answer: Cherry shrimp (Neocaridina davidi, also called red cherry shrimp or RCS) are small, hardy freshwater shrimp that grow to about 1 to 1.5 inches (2.5 to 4 cm) and live 1 to 2 years. They do best in a cycled, planted tank of 5 gallons or more, at Read more
Quick answer: Malaysian trumpet snails (Melanoides tuberculata, also called red-rimmed melania or MTS) are small, cone-shaped freshwater snails that grow to about 1 inch (2.5 cm) in aquariums and live roughly 1 to 2 years. They spend the day buried in the substrate, eat leftover food, detritus and algae, and Read more
Quick answer: Cherry barbs (Rohanella titteya, formerly Puntius titteya) are small, peaceful barbs from Sri Lanka that grow to about 2 inches (5 cm) and live 4 to 6 years. Keep a group of at least 6 in a planted tank of 20 gallons or more, at 73 to 81 Read more
Quick answer: A standard 10 gallon fish tank measures 20 x 10 x 12 inches (51 x 25 x 30 cm), holds about 38 liters, weighs around 11 pounds empty and roughly 100 to 115 pounds once it’s filled with water, gravel and decor. It’s a good size for one Read more
Quick answer: Assassin snails (Anentome helena, often sold as Clea helena) are small, striped freshwater snails that hunt and eat other snails. They grow to about 0.75 to 1 inch (2 to 2.5 cm), live 2 to 3 years, and do best at 72 to 82 F with pH 7 Read more
Quick answer: Shrimp molting is when a shrimp sheds its old hard shell (exoskeleton) so it can grow. Yes, all shrimp molt, and it’s a good sign. Young cherry shrimp molt about every 1 to 2 weeks and adults every 3 to 6 weeks, while Amano and ghost shrimp molt Read more
Quick answer: Mystery snails (Pomacea diffusa) are peaceful freshwater apple snails that grow to about 2 inches (5 cm), live around 1 to 2 years, and do best at 68 to 82 F with pH 7.5 or higher and hard water for a strong shell. One snail needs about 5 Read more
Quick answer: Ramshorn snails are small, flat-coiled freshwater snails, usually under 1 inch (2.5 cm), that eat algae, leftover food and dying plant leaves. They live about 1 to 2 years, handle 64 to 80 F, need hard water with pH 7 to 8 for healthy shells, and come in Read more