Hindu Mythology: In Hindu astronomy, the Big Dipper is known as "Saptarishi," representing seven great sages (rishis) who are venerated in various texts and traditions.
Kashyapa is revered in Hindu traditions as one of the Saptarishi, the seven great sages who are embodiments of wisdom.
Atri, a sage in Hinduism, is one of the Saptarishis credited with composing several hymns of the Rigveda and known for his wisdom and knowledge of dharma (duty, morality, law).
Vashishta, one of the revered Saptarishis in Hindu tradition, is noted for his role as a guru and advisor in several martial and royal contexts, providing strategic counsel in mythological wars.
Bharadvaja is one of the revered Vedic sages (Saptarishis) in Hindu tradition, who is attributed with writing several hymns of the Rigveda and imparting significant spiritual and ritualistic knowledge.
The boat often preserves Manu together with the Saptarishi (seven sages), seeds of plants, and pairs of creatures.
So the Saptarishi, seed-preservation, and Meru/Himalaya beats belong here, not in Satapatha 1.8.1.
Second, later Matsya Purana tradition expands the cast (Vishnu-Matsya, Saptarishi, seeds) and often moves the landing toward Himalaya or Meru.