The phrase "a shallow stretch of" is correct and usable in written English.
It can be used to describe a specific area of water that is not deep, often in geographical or environmental contexts.
Example: "The river had a shallow stretch of water where children often played during the summer."
Alternatives: "a shallow area of" or "a shallow section of".
A shallow stretch of Atlantic swings from millpond to wild and windy, and is good for surfing and sailing.
Alice's body was found wrapped and weighted down in a shallow stretch of river by London fire service divers on 30 September.
The revival of Arabia coincided with record lows in sea level, which left only a shallow stretch of water about three miles wide at the Bab al Mandab Straits separating east Africa and the Arabian peninsula.
When the prime minister took part in the annual Great Brook Run, a mile-long race through a shallow stretch of the Evenlode river in January this year, she donned her running kit and followed Cameron and his security detail through the icy water.
It is a shallow stretch of water, ideal for recreational use - like many Welsh lakes.
Mr Alvestad told reporters that the amount of lubricating oil was "within set limits, however relatively low" as it reached Hustadvika - a shallow stretch of coastline known for shipwrecks.
To conduct the study, Thomas Davies, a community ecologist at the University of Exeter in the United Kingdom, and his team traveled to the Menai Strait, a narrow, shallow stretch of water that separates the mainland of northwest Wales from the island of Anglesey, an area that remains largely unaffected by light pollution.
Ling, a World War II-era submarine, squatting in a shallow stretch in the upper reaches of the Hackensack River.
The "City" is a sand bar and shallow stretch of sand in the middle of Grand Cayman's North Sound.
One reason is that sewage in Albany enters a narrower and shallower stretch of the river, without the dilution benefits of New York City's proximity to the Atlantic Ocean.
The Boquillas Crossing, at a shallow and slack stretch of the river, has long been a port of entry.
