Fishing sinker fish being pursued, the environment, the current and personal preference. Pyramid sinkers are shaped like a pyramid and are used when it is desirable to anchor on the bottom of water bodies. They are attached to the terminal end of fishing line by loops of brass. Barrel or egg sinkers are rounded and often bead-like with a narrow hole through which fishing line is threaded. These sinkers are desirable on rock or debris covered substrates. Split-shot sinkers are small and round with a split cutting halfway through the sinker. The split can be placed on a piece of fishing line
Arbor Networks In March 2009, Arbor worked with 100 ISPs to create a new network monitoring system, called ATLAS 2.0. In October 2009, the company estimated that Google paid almost nothing for YouTube's bandwidth, noting that Google probably used dark fibre instead to run the website. On August 31, 2010, Tektronix Communications announced that it has completed its acquisition of Arbor Networks. Upon completion of the acquisition, Arbor Networks joins Danaher Corporation's portfolio of communications and enterprise companies, which includes Tektronix Communications. On September 3, 2013, Arbor Networks announced that it has acquired privately held Packetloop, a leader in Security Analytics based