ancestral state reconstruction; character evolution; classification; Hexactinellida; integrative systematics; phylogeny; Porifera; total evidence
The effort has greatly improved our understanding of deep-sea corals and sponges off the coasts of California, Oregon, and Washington, particularly within na
In 2023, a series of expeditions will help NOAA and partners to better understand the diversity and extent of ecologically important seafloor communities in
A multiyear, international study is using innovative technology to shed light on what red corals need to reproduce and sustain their populations, and how the