Seachem Flourite Black - 3.5 kg - Premium Natural Aquarium Substrate for Planted Tanks Saltwater Food The low-protein content with a

The low-protein content with a 5:1 calcium to phosphorus ratio is ideal for tortoise species and the pellets contain no colour additives

Don't let its size fool you

Semi-aquatic animals will thrive in the land area along the water's edge

The Hanna HI1286 pH double junction

Seachem Flourite Black - 3.5 kg - Premium Natural Aquarium Substrate for Planted Tanks Saltwater Food The low-protein content with aSeachem Flourite Black is a substrate of the highest quality. Composed of specially fracted stable porous clay gravel designed specifically for use in natural planted aquariums. The mineral rich gravel is an attractive deep black color that is not chemically treated or coated and will not alter the delicate pH balances within the tank. The gravel is most effective when used on it's own, but it may also be mixed with other types of substrate without