 On the southern side of its mouth lies the island of Immikkoortukajik and further east at the entrance 643 m high Uttorsiutit Island.The inner part of Timmiarmiut Fjord is a fjord system with an pattern of large tributary fjords branching to the north, the main ones being the Hanseraq Fjord and the Ernineq Fjord.These fjord branches are often blocked by ice floes discharged from the active glaciers at the head, among which the Heimdal Glacier deserves mention.