River Otter, Devon predominantly rural area, with small cattle, sheep and dairy farms. The largest town in the Otter Valley is Honiton. Tourism and leisure play important roles in the economy. For much of its length, the river flows through two Areas of Outstanding Natural Beauty (AONBs) – The Blackdown Hills AONB (to the north of Honiton) and East Devon AONB (to the south of Ottery St Mary). The river passes through or by Upottery, Rawridge, Monkton, Honiton, Alfington, Ottery St Mary, Tipton St John, Newton Poppleford and Otterton before reaching the Otter Estuary to the east of Budleigh Salterton. The Otter Estuary
Otter Brook (Ashuelot River tributary) Sullivan) and Otter Brook Lake, a flood control reservoir built on the boundary between Keene and Roxbury. The dam which created Otter Brook lake was completed in 1958. From the village of East Sullivan to Otter Brook Lake, the brook is followed by New Hampshire Route 9. Otter Brook (Ashuelot River tributary) Otter Brook is a 13.2 mile long (21.2 km) river located in southwestern New Hampshire in the United States. It is a tributary of The Branch of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound. Otter Brook begins at the