![]() On July 25, 2017, while exploring a seamount during the 2017 Laulima O Ka Moana: Exploring Deep Monument Waters Around Johnston Atoll expedition on NOAA Ship Okeanos Explorer, a team of deep-ocean explorers came upon an extraordinary seascape. ![]() Credit: Cristiana Castello Branco illustration by Nick Bezio As part of the completion of his degree in Scientific Illustration at California State University, Monterey Bay, Nick did an internship with Allen at NMNH. The illustration on the right shows the same spicules, drawn by Nick Bezio. Because sponge spicules are delicate and sometimes not complete, SEM imagery is often supplemented with scientific illustration. Scientists used a powerful scanning electron microscope (SEM) to get the detailed image on the left of the sponge’s spicules in the image, the spiky tips of the spicule are about 20 micrometers across.
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