Spheciospongia vesparium
species of sponge

Spheciospongia vesparium, commonly known as the loggerhead sponge, is a species of sea sponge belonging to the family Clionaidae. While it is highly toxic to many fish, this sponge is eaten by certain angelfish and is known to form part of the diet of the hawksbill sea turtle (Eretmochelys imbricata).
Description
This massive sponge has varying forms in different locations. One common form is barrel-shaped or cake-shaped with a flattened top, but it may also be roughly globular or amorphous. The texture is firm, tough and dense. The surface is broadly undulating and rough, with a mixture of large and small osculi surrounded by groups of fine pores, each 1 to 2 mm (0.04 to 0.08 in) in diameter. The color of the sponge both inside and out is purplish, gray or brownish-black, and the surface is often partly obscured by sediment or by algae growing on it.
Distribution and habitat
This sponge is native to the Caribbean Sea and around the coasts of the Bahamas and Florida. It occurs on patch reefs and in lagoons; when growing on soft sediment it often has a wider and deeper base than when growing on rock. Its depth range is 5 to 15 m (16 to 49 ft).
This brief starts where responsible research should: with the source description of “Spheciospongia vesparium” as species of sponge. Everything that follows is an evidence route, not borrowed authority.
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The subject matters to the science & nature register because the source frames it as species of sponge. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Datasets, specimens, observations and peer-reviewed methods provide the appropriate test for the technical claims summarized here. The source revision retrieved here is dated May 19, 2026. The linked authority identifier is Q141164. None of the 0 selected statements returned an explicit reference.
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This entry incorporates text from “Spheciospongia vesparium” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.