“If it disappears from the ocean, more than just dinner is at stake, it could mean an ecosystem on the brink of collapse.
“This tells the crew that all is well down below.
“Sponges, among the most primitive sea animals, have no nervous or digestive systems, they feed by filtering water through their pores.
“The trawl also brought up an exotic specimen that weaves its body out of silica.
“Snailfish are also poorly understood, and they may have found a new species.”