The Ensenada de Mompiche (Mompiche Bay) is a bay on the Pacific coast of northern Ecuador. The bay is in the Esmeraldas Province.Parts of the bay are fringed by mangroves of the Manabí mangroves ecoregion.The low-keyed Muisne resort is in the northern part of the bay, on a 7 kilometres (4.3 mi) sand bar among the mangroves of the Muisne River estuary.It may be reached by ferry across the Muisne River from the small town of El Relleno.