Sea Trace is an essential trace element formula that your marine aquarium needs for aquatic life to flourish. Natural trace minerals are depleted over time by fish, invertebrates and certain forms of algae. Sea Trace replenishes a wide spectrum of important trace minerals and has added Molybdenum that stabilises healthy bacteria on your filter. ||* Replaces essential trace elements in marine aquariums | * 250ml || Trace elements in Sea Trace: Elements included in SeaTrace: Aluminium, Antimony, Arsenic, Barium, Bismuth, Cadmium, Caesium, Cerium, Chromium, Cobalt, Copper, Fluorine, Gallium, Germanium, Gold, Indium, Iron, Lead, Lithium, Manganese, Molybdenum, Nickel, Niobium, Palladium, Radium, Rubidium, Scandium, Selenium, Silicon, Silver, Thorium, Tin, Titanium, Vanadium, Yttrium and Zinc.