Bistonis is the name of a nymph

Nymph

A nymph in Greek mythology is a female minor nature deity typically associated with a particular location or landform. Different from gods, nymphs are generally regarded as divine spirits who animate nature, and are usually depicted as beautiful, young nubile maidens who love to dance and sing;...

 in Greek mythology

Greek mythology

Greek mythology is the body of myths and legends belonging to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. They were a part of religion in ancient Greece...

 who gave birth to a son of Ares

Ares

Ares is the Greek god of war. He is one of the Twelve Olympians, and the son of Zeus and Hera. In Greek literature, he often represents the physical or violent aspect of war, in contrast to the armored Athena, whose functions as a goddess of intelligence include military strategy and...

, Tereus

Tereus

In Greek mythology, Tereus was a Thracian king, the son of Ares and husband of Procne. Procne and Tereus had a son, Itys.Tereus desired his wife's sister, Philomela. He forced himself upon her, then cut her tongue out and held her captive so she could never tell anyone. He told his wife that her...

. Although she is mentioned in several surviving classical texts, she is the main subject of few or none. In at least one poem, written by Moschus

Moschus

Moschus , ancient Greek bucolic poet and student of the Alexandrian grammarian Aristarchus of Samothrace, was born at Syracuse and flourished about 150 BC...

 in the 3rd century BCE, Lake Bistonis, in Thrace

Thrace

Thrace is a historical and geographic area in southeast Europe. As a geographical concept, Thrace designates a region bounded by the Balkan Mountains on the north, Rhodope Mountains and the Aegean Sea on the south, and by the Black Sea and the Sea of Marmara on the east...

, is referred to as being her lake, and that lake is described as having a population of nymphs.:

“Tell all the nymphs by Bistonis’ clear lake,

The Orpheus of the Dorian isle is dead.“

Her name is similar to the name of a city in Thrace

Thrace

Thrace is a historical and geographic area in southeast Europe. As a geographical concept, Thrace designates a region bounded by the Balkan Mountains on the north, Rhodope Mountains and the Aegean Sea on the south, and by the Black Sea and the Sea of Marmara on the east...

, Bistonia, said in ancient Greek mythology

Greek mythology

Greek mythology is the body of myths and legends belonging to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. They were a part of religion in ancient Greece...

 to have been built on the shores of that lake by Biston

Biston

In Greek mythology, Biston was the son of Ares and Callirrhoe, daughter of Nestus; his two brothers were Odomas and Edonus . Alternately, he was called son of Paeon and grandson of Ares, or son of Terpsichorus.Biston built the city of Bistonia on the shores of Lake Bistonis in Thrace...

, who was the son of Ares

Ares

Ares is the Greek god of war. He is one of the Twelve Olympians, and the son of Zeus and Hera. In Greek literature, he often represents the physical or violent aspect of war, in contrast to the armored Athena, whose functions as a goddess of intelligence include military strategy and...

 and Pyrene

Pyrene

Pyrene is a polycyclic aromatic hydrocarbon consisting of four fused benzene rings, resulting in a flat aromatic system. The chemical formula is . This colourless solid is the smallest peri-fused PAH...

.