A shoe size is a numerical indication of the fitting size of a shoe for a person. Several different shoe-size systems are still used today worldwide. In some regions, it is even customary to use different shoe-size systems for different types of shoes (e.g., men's, women's, children's, sport or safety shoes). Read more.
Aquarium Moss 101. There are many different types of aquarium moss with a variety of different uses. There are ten common types of moss that make beautiful aquatic scenery. Below are the types and differences between them; decide which of these will be the most beneficial to your fish. Java Moss.
Overview. Pond moss is a serious problem of small private lake owners. If allowed to grow, pond moss will block out the sunlight, cause increased levels of sediment in the water and make it difficult for fish to find their pray. When fish cannot find their food, they become stunted and less desirable for catching.