Description: English: A photograph of the smoky feather hydroid, Macrorhynchia filamentosa, taken in 27m of water in False Bay Cape Town using a housed Fuji camera. Date: July 2012. Source: Own work. Author: Seascapeza.
Description: English: Smoky feather hydroids at Partridge Point in the Castle Rocks Marine Reserve. Date: 19 July 2008, 13:14:16. Source: Own work. Author: Peter Southwood.
