Halichondria (Halichondria) panicea (Pallas, 1766) *
Breadcumb sponge - Broodspons
Neeltje Jans - Getijdenpoel, the Netherlands, 1-12-2018. Yellow and greenish specimens. Orange specimen not identified.
Zeelandbrug, the Netherlands, 17-10-2018.
Watervalletje, the Netherlands, 9-10-2017.
Wolphaartsdijk - Zuidvlietpolderweg, the Netherlands, 15-10-2019.***
Springersdiep, the Netherlands, 11-8-2022.
Dreischor - A. de Oude'sweg, the Netherlands, 17-9-2017.
Wemeldinge - haven, the Netherlands, 13-8-2022.
Slikken van Viane, the Netherlands, 1-9-2018.
Gorishoek, the Netherlands, 22-1-2011.
Zeelandbrug, the Netherlands, 19-7-2016.
Wemeldinge - haven, the Netherlands, 12-8-2017.***
Dreischor - A. de Oude'sweg, the Netherlands, 17-9-2017.
Wolphaartsdijk - Zuidvlietpolderweg, the Netherlands, 15-10-2019.**
Slikken van Flakkee, the Netherlands, 28-8-2024.
Goese Sas, the Netherlands, 21-10-2017.
Sint-Annaland, the Netherlands, 12-8-2014.
* In a recent publication (see below) the authors state that the taxa of Halichondria panicea and H. bowerbanki are not diagnosable with traditional morphological characters. That implies that you have to do DNA-research to be 100% sure about the identity of the species.
A common garden of Halichondria sponges: taxonomic revision of Northeast
Pacific Halichondriidae reveals many cryptic introduced species. Thomas Turner, Christine Morrow, Bernard Picton, Claire Goodwin, Robert Thacker, 2024-11. BioRxiv 2024, 11.
https://doi.org/10.1101/2024.11.04.621922
** Identification confirmed by Rob van Soest (18-11-2019).
*** Identification confirmed by studying its spicules by Mikkel Suijker.
**** Identification confirmed by studying its spicules by Mikkel Suijker (5-4-2025).
