River delta slope offshore, waves will make river deltas smoother. Waves can also be responsible for carrying sediments away from the river delta, causing the delta to retreat. For deltas that form further upriver in an estuary, there are complex yet quantifiable linkages between winds, tides, river discharge, and delta water levels. Erosion is also an important control in tide-dominated deltas, such as the Ganges Delta, which may be mainly submarine, with prominent sandbars and ridges. This tends to produce a "dendritic" structure. Tidal deltas behave differently from a river- and wave-dominated deltas, which tend to have a few main distributaries. Once
Delta-S joined the band. Work began on the production of their first album, including some collaboration with the band Calcutta and artists Duke and Joshua Vosper. The album was never released, and Delta-S disbanded in 1998. After disbanding, Lyte continued the project as a solo effort. In 1999 production for the second Delta-S album, "And Sometimes...", began. This album was also unreleased. In 2000 the band adopted a new member, Lucien, and work started on a third album, "Chasm". This was released as the band's debut album in March 2005, under a created record label entitled WindM Records, titled "Chasm (Volume