demersales 20
Demersal is an adjective that defines those fish that live near the bottom of the sea. The term was coined during the 19th century, deriving from latin South, participle demergere, meaning 'immerse'.Demersal fish are mainly divided into two tipo:bentonicos: those who constantly live on the bottom of the seabed.Bentopelagicos: Those who swim above the bottom.