Ctenactis cf. crassa (Dana, 1846)

Koch, Theres, Ivkić, Angelina, Jones, Lewis A, Scharnhorst, Victor S, Stix, Constanze M, Auer, Antonia, Schöchtner, Theda, Özer, Gözde, Steinwender, Simon, Wallace Daurella, Joseph & Zuschin, Martin, 2025, Quantifying diversity and growth form distribution of scleractinian corals, in Mangrove Bay, El Qoseir, Egypt, Biodiversity Data Journal 13, pp. e 134282-e 134282 : e134282-

Ctenactis cf. crassa (Dana, 1846)

Materials

Type status: Other material. Occurrence: occurrenceRemarks: Observed and photographed on a current-exposed shallow reef slope; occurrenceStatus: present; occurrenceID: 836A8707-0412-5C0E-8924-858A9CDA304F; Taxon: scientificNameID: urn:lsid:marinespecies.org:taxname:288875; scientificName: Ctenactis cf. crassa ; kingdom: Animalia; phylum: Cnidaria; class: Anthozoa; taxonRank: Species; Location: continent: Africa; waterBody: Red Sea; country: Egypt; stateProvince: Muhafazah al Bahr al Ahmar; locality: Current-exposed coral reef located on the coastline of Egypt (Mangrove Bay), 29 km south of the coastal city of El Qoseir ; verbatimDepth: 4.3; verbatimLatitude: N25°52.209′; verbatimLongitude: E034°25.181′; decimalLatitude: 25.87015; decimalLongitude: 34.4196833; geodeticDatum: WGS 84; Event: samplingEffort: 3 x 20 m Line Intercept Transects; eventDate: 24-10 - 2023; year: 2023; habitat: current-exposed shallow reef slope; Record Level: institutionCode: UNIVIE; collectionCode: Coral _ Reef-Mangrove _ Bay-Egypt- 2023; basisOfRecord: HumanObservation

Type status: Other material. Occurrence: occurrenceRemarks: Observed and photographed on a sheltered shallow reef slope; occurrenceStatus: present; occurrenceID: 9329969E-6C14-5291-9634-C40246F55659; Taxon: scientificNameID: urn:lsid:marinespecies.org:taxname:288875; scientificName: Ctenactis cf. crassa ; kingdom: Animalia; phylum: Cnidaria; class: Anthozoa; taxonRank: Species; Location: continent: Africa; waterBody: Red Sea; country: Egypt; stateProvince: Muhafazah al Bahr al Ahmar; locality: Sheltered coral reef located on the coastline of Egypt (Mangrove Bay), 29 km south of the coastal city of El Qoseir ; minimumDepthInMeters: 3.7; maximumDepthInMeters: 4.75; verbatimLatitude: N25°52.183′; verbatimLongitude: E034°25.140′; decimalLatitude: 25.8697167; decimalLongitude: 34.419; geodeticDatum: WGS 84; Event: samplingEffort: 3 x 20 m Line Intercept Transects; eventDate: 25-10 - 2023; year: 2023; habitat: sheltered shallow reef slope; Record Level: institutionCode: UNIVIE; collectionCode: Coral _ Reef-Mangrove _ Bay-Egypt- 2023; basisOfRecord: HumanObservation

Type status: Other material. Occurrence: occurrenceRemarks: Observed and photographed on a sheltered deeper reef slope; occurrenceStatus: present; occurrenceID: EF372AE4-B5FC-55B8-943A-475F1361B85A; Taxon: scientificNameID: urn:lsid:marinespecies.org:taxname:288875; scientificName: Ctenactis cf. crassa ; kingdom: Animalia; phylum: Cnidaria; class: Anthozoa; taxonRank: Species; Location: continent: Africa; waterBody: Red Sea; country: Egypt; stateProvince: Muhafazah al Bahr al Ahmar; locality: Sheltered coral reef located on the coastline of Egypt (Mangrove Bay), 29 km south of the coastal city of El Qoseir ; minimumDepthInMeters: 7.2; maximumDepthInMeters: 9.5; verbatimLatitude: N25°52.183′; verbatimLongitude: E034°25.140′; decimalLatitude: 25.8697167; decimalLongitude: 34.419; geodeticDatum: WGS 84; Event: samplingEffort: 3 x 20 m Line Intercept Transects; eventDate: 23-10 - 2023; year: 2023; habitat: sheltered deeper reef slope; Record Level: institutionCode: UNIVIE; collectionCode: Coral _ Reef-Mangrove _ Bay-Egypt- 2023; basisOfRecord: HumanObservation

Conservation status

Least Concern

Notes

Fig. 24 ; possible alternative: Ctenactis echinata (Pallas, 1766) .

Figures

Figure 24. The growth form and appearance of Ctenactis cf. crassa in the reef are shown in (A), while (B) provides a close-up of the colony. Photo credits: Joseph Wallace Daurella.