Human Trafficking Defined. The chart below, developed by the Solidarity Center, extrapolated and simplified from the 2000 UN Protocol to Prevent, Suppress and Punish Trafficking in Persons, especially women and children definition, is a useful tool for analyzing individual cases to determine whether or not they constitute trafficking.
Foster & Smith Educational Staff Macroalgae such as Halimeda, Chaetomorpha, and other large celled algae are valuable additions to a saltwater aquarium. Algae and all photosynthetic creatures serve two important roles in the ecosystem of the oceans and aquariums.
Brightfield Digital Image Gallery Filamentous Algae (Spirogyra) What appears to some as mere green pond scum masks the intricate and beautiful world of filamentous algae, which is clearly visible to the microscopist and botanist.hen the algae occur in highly fertile waters in thick mats, wide fluctuations in the dissolved carbon dioxide and oxygen concentrations of the water column can result in rapid changes in the water's pH, causing stress or even death to obligate aquatic organisms such as fish.