paragraph_text: Mammoth is an unincorporated community in Ozark County, Missouri, United States. Mammoth is located along Missouri Route T south-southeast of Gainesville. Mammoth is situated on the confluence of the Possum Walk Creek flowing into Lick Creek. The mouth of Little Creek is located northwest of Mammoth on Lick Creek.

paragraph_text: Coxs Creek, a watercourse of the Cooks River catchment, is located in the Inner West of Sydney, in New South Wales, Australia.

paragraph_text: Doubtful Creek, formerly known as Doubtful River, a watercourse that is part of the Murrumbidgee catchment within the Murray–Darling basin, is located in the Snowy Mountains district of New South Wales, Australia.

paragraph_text: Bardwell Creek, an urban watercourse of the Cooks River catchment, is located in the southern suburbs of Sydney, in New South Wales, Australia.

paragraph_text: The Parramatta River is an intermediate tide dominated, drowned valley estuary located in Sydney, New South Wales, Australia. With an average depth of , the Parramatta River is the main tributary of Sydney Harbour, a branch of Port Jackson. Secondary tributaries include the smaller Lane Cove and Duck rivers.

paragraph_text: Range Creek, rising in the Book Cliffs in Emery County, Utah, is a high tributary of the Colorado River. It flows into the Green River, a major tributary of the Colorado. The creek flows year around.

paragraph_text: Cabramatta Creek, an urban watercourse of the Georges River catchment, is located in the south-western region of Sydney, in New South Wales, Australia.

paragraph_text: Minnehaha Creek is a 22-mile-long (35 km) tributary of the Mississippi River that flows east from Gray's Bay Dam on Lake Minnetonka through the suburban cities of Minnetonka, Hopkins, Saint Louis Park, and Edina, and the city of Minneapolis. The creek flows over Minnehaha Falls in Minnehaha Park near its mouth at the Mississippi River.

paragraph_text: Haskell Creek Homesites is a USDA Forest Service Recreational Residence cabin tract in Sierra County, California, United States. Haskell Creek Homesites is northeast of Sierra City, near the mouth of Haskell Creek, a tributary of the North Fork of the Yuba River.

paragraph_text: Catawissa Creek is a long creek flowing into the Susquehanna River with 26 named tributaries, of which 19 are direct tributaries. The creek flows through Luzerne, Schuylkill, and Columbia counties in Pennsylvania. The two shortest tributaries are approximately long, while the longest is about in length. The tributaries include seventeen runs, six creeks, and three hollows (unnamed streams named after named valleys that they flow through). By length, the five largest tributaries of Catawissa Creek are Little Catawissa Creek, Tomhicken Creek, Scotch Run, Beaver Run, and Messers Run. By watershed area, the five largest tributaries are Tomhicken Creek, Little Catawissa Creek, Beaver Run, Scotch Run, and Messers Run.

paragraph_text: The Little Yoho River is a short river in British Columbia that flows east from Kiwetinok Lake, which is the highest named lake in Canada, and into the Yoho River about upstream from the mouth of the creek that Takakkaw Falls is on. It is probably best known for Laughing Falls, an impressive plunge just above the river’s mouth that is seen on the way to Twin Falls.

paragraph_text: Shickshinny Creek (historically known as Shickohinna) is a tributary of the Susquehanna River in the Wyoming Valley in Luzerne County, Pennsylvania, in the United States. It is approximately long and flows through Ross Township, Union Township, and Shickshinny. Its watershed has an area of and its tributaries include Culver Creek, Reyburn Creek, and Little Shickshinny Creek. The creek is designated as a Coldwater Fishery and a Migratory Fishery. A sawmill and a gristmill were built on the creek in 1802 and 1804, respectively. Several bridges have also been constructed over it. The creek was historically polluted by culm near its mouth, but agriculture was the main industry in the watershed in the early 1900s. It was historically used as a water supply.

paragraph_text: The Rinža (German: Rinse, Rinnse) is a river of Slovenia. It is long and flows through Kočevje. It is the main watercourse of the Kočevje Polje and it is a losing stream. A few kilometers downstream of Kočevje, it goes subterranean. It emerges again as the Bilpa, a tributary of the Kolpa.

paragraph_text: Toongabbie Creek, an urban watercourse that is part of the Parramatta River catchment, is located in Greater Western Sydney, New South Wales, Australia.

paragraph_text: Sogndalsfjorden is a fjord in Sogndal Municipality in Sogn og Fjordane county, Norway. The long fjord begins at the mouth of the river Arøyelvi, which flows out of the lake Hafslovatnet. It then flows to the southwest before emptying into the large Sognefjorden at its mouth between the villages of Nornes and Fimreite.

paragraph_text: Wolli Creek () is an urban watercourse of the Cooks River catchment located in the southern suburbs of Sydney, in New South Wales, Australia.

paragraph_text: Still Fork is a tributary of the Sandy Creek, long, in eastern Ohio in the United States. Via the Sandy Creek, Tuscarawas, Muskingum and Ohio Rivers, it is part of the watershed of the Mississippi River, draining an area of in Carroll County, Ohio. The source is at and the mouth is at ., with an average gradient of only 0.2%. From its source in eastern Carroll County the creek flows northwest through Fox, Washington, Augusta, and Brown Townships before reaching its mouth in Minerva, Ohio. The Ohi-Rail Corporation (OHIC) and Arbor road are situated in the creeks valley over most of its length.

paragraph_text: The Darling Mills Creek, an urban watercourse that is part of the Parramatta River catchment, is located in Greater Western Sydney, New South Wales, Australia.

paragraph_text: Formed by the confluence of the Mumbulla Creek and Dry River, approximately southeast by south of Quaama, the Murrah River flows generally east, before flowing into Murrah Lagoon and reaching its mouth into the Tasman Sea of the South Pacific Ocean north of Murrah Beach. The length of the course of the river varies between and .

paragraph_text: Cup and Saucer Creek, an urban watercourse of the Cooks River catchment, is located in the Canterbury-Bankstown region of Sydney, in New South Wales, Australia.

Question: Into what does the river for which Toongabbie Creek serves as the mouth flow?
Answer: Sydney Harbour