What makes March into the Sea by Pelican notable?

'March into the Sea' received positive critical acclaim, solidifying Pelican's place in the post-metal genre and influencing subsequent instrumental bands. The title track has been noted for its lengthy structure, which challenges traditional song formats and highlights the emotional depth of instrumental music. Released in 2005, 'March into the Sea' is Pelican's first full-length album after their critically acclaimed EP 'Pelican' (2004). This album marked their transition from promising newcomers in the post-metal scene to established artists, showcasing a more ambitious approach to composition and production.