Zoo Med Macro™ 50 External Canister Filter Indoor Gardenig Parotoid glands are moderately large

Parotoid glands are moderately large and oval

with minor regional variations

and ambush-style protection

thanks to the sliding top screen for added strength

Zoo Med Macro™ 50 External Canister Filter Indoor Gardenig Parotoid glands are moderately largeExternal canister filter for aquariums up to 30 50 gallons (114 190 liters) in size. Slimline design fits in tight spaces. Double filtering system with internal biological recirculation. Easy priming feature. Comes complete with spray bar, mechanical filter sponge, bio ceramic media, and carbon. 200 gallon per hour (gph) rating. Removable hose connecting device. Adjustable flow control system. Easy to open filter head. Calibrated anti vibration