A guide to the deep-water sponges of - NMFS Scientific Publications ...
A guide to the deep-water sponges of - NMFS Scientific Publications ...
A guide to the deep-water sponges of - NMFS Scientific Publications ...
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58 Pr<strong>of</strong>essional Paper <strong>NMFS</strong> 12<br />
42. Iophon piceum abipocillus Koltun, 1959<br />
Description. This sponge is massively encrusting. It<br />
is very similar <strong>to</strong> Iophon piceum except <strong>the</strong> ec<strong>to</strong>some<br />
is white ra<strong>the</strong>r than golden-brown and <strong>the</strong> oscula are<br />
distinctly conical. Diameter is <strong>to</strong> 25 cm. Color in life is<br />
white; turns completely brown with darker brown oscula<br />
in ethanol.<br />
Skeletal structure. It is very similar <strong>to</strong> Iophon piceum<br />
except that bipocillae are absent.<br />
Zoogeographic distribution. Uncommon. In Alaska –<br />
central Aleutian Islands. Elsewhere – Sea <strong>of</strong> Okhotsk.<br />
Habitat. In Alaska – attached <strong>to</strong> boulders, cobbles, and<br />
pebbles at depths between 82 and 192 m. Elsewhere –<br />
reported at a depth <strong>of</strong> 1240 m.<br />
Pho<strong>to</strong>s. 1) Specimen collected at a depth <strong>of</strong> 100 m<br />
in <strong>the</strong> central Aleutian Islands. Grid marks are 1 cm 2 .<br />
2) Same specimen as in pho<strong>to</strong> 1 in situ.