Felix Bast, born as V. M. Sreejith Nambissan (വടക്കേ മഠം ശ്രീജിത്ത് നമ്പീശൻ), is an Indian phycologist, author, and public educator based at the Central University of Punjab.

In 2005 he left IIT Bombay to accept the Japanese Government Doctoral Scholarship (MEXT) and completed PhD in Marine Biology from Kochi University, Shikoku, Japan.

Bast authored popular science book Voyage to Antarctica detailing his experiences as part of the Indian Antarctic Mission.

Species that he and his research team discovered include: In addition, he is the taxonomic authority of Monostroma kuroshiense, one of the extensively cultivated edible green algae in the Kuroshio coasts of southern Japan.

[19] Other recognitions include: Teaching Innovator Award from Ministry of Education, Government of India in 2019[20] DST Inspire Faculty Award from Department of Science and Technology, Government of India,[21] NAM-Leibniz Guest scientist award 2018 to do sabbatical at Leibniz Centre for Tropical Marine Research, Bremen, Germany[22] and Elected as national core committee representative of Indian National Young Academy of Sciences, New Delhi (2020)[23] As of 2024, Bast authored 8 books: As per Google Scholar,[24] he has authored 129 scholarly articles.