Name: Observations of Protohydra leuckarti within Europe and beyond
License: This work is licensed under a Creative Commons Attribution (CC-BY) 4.0 License

Overview of occurrences (own and literature reviewed observations) of Protohydra leuckarti in Europe, Asia, North-America and Africa between 1868 and 1956. The data were digitized by VLIZ from the original report: Heinkens, J. (1956). Bijdrage tot de studie van Protohydra leuckarti Greeff. BSc Thesis. Rijksuniversiteit Gent, Zoologisch Instituut: Gent. 97 pp.

Citation

Heinkens J.; De Coninck L.A.P.; Instituut voor Dierkunde; Faculteit Wetenschappen. RUG: Belgium; (2017): Observations of Protohydra leuckarti within Europe and beyond. (http://www.vliz.be/en/imis?module=dataset&dasid=5484) https://dx.doi.org/10.14284/272

Published

September 17, 2025 at 10:09

First registration

March 11, 2020 at 03:20

License

This work is licensed under a Creative Commons Attribution (CC-BY) 4.0 License

URL

http://ipt.vliz.be/eurobis/resource?r=observations_of_protohydra_leuckarti_in_europe_1868-1956

Archive

https://ipt.vliz.be/eurobis/archive.do?r=observations_of_protohydra_leuckarti_in_europe_1868-1956

Contacts

Jan Heinkens
Universiteit Gent; Faculteit Wetenschappen

Lucien Adolf Pieter De Coninck
Universiteit Gent; Faculteit Wetenschappen

Universiteit Gent; Faculteit Wetenschappen
Universiteit Gent; Faculteit Wetenschappen

Vlaams Instituut voor de Zee
Vlaams Instituut voor de Zee

Flanders Marine Institute (VLIZ)
Flanders Marine Institute (VLIZ)

total submitted occurrences

accepted occurrences

taxa

species

Taxa

Missing and invalid fields

Field	Missing
coordinateUncertaintyInMeters	49	100.0%
maximumDepthInMeters	49	100.0%
minimumDepthInMeters	49	100.0%

Quality flags

The OBIS data quality flags are documented at https://github.com/iobis/obis-qc.

Flag	Dropped	Records
NO_DEPTH		49	100.0%
ON_LAND		35	71.4%

Observations of Protohydra leuckarti within Europe and beyond

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data