Dataset

ORMEF_v1: Occurrence Records of Mediterranean Exotic Fishes (updated to 01/01/2026)

MedOBIS MeasurementOrFact Open in mapper Explore occurrences

ORMEF is a database about Mediterranean Exotic Fishes including geo-referenced information and temporal dimension of the invasions for scientists, conservationists and policy makers, disseminating specialist’s knowledge and experience.

Citation
Azzurro E, D'Amen M, Biancone N (2026). ORMEF_v1: Occurrence Records of Mediterranean Exotic Fishes (updated to 01/01/2026). Version 1. Occurrence dataset.
Published
April 27, 2026 at 14:15
First registration
April 27, 2026 at 10:00
License
This work is licensed under a Creative Commons Attribution Non Commercial (CC-BY-NC 4.0) License
URL
https://ipt.medobis.eu/resource?r=ormefmediterraneanexoticfishes
Archive
https://ipt.medobis.eu/archive.do?r=ormefmediterraneanexoticfishes

Contacts

Ernesto Azzurro
CNR-IRBIM

Manuela D'Amen
ISPRA

Noemi Biancone
CNR-IRPPS

12,841
total submitted occurrences
12,841
accepted occurrences
19,638
measurements and facts
233
taxa
229
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 12,841
100.0%
eventDate 7
0.1%
maximumDepthInMeters 3,933
30.6%
minimumDepthInMeters 3,932
30.6%

Quality flags

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

Flag Dropped Records
NO_DEPTH 3,932
30.6%
DEPTH_EXCEEDS_BATH 574
4.5%
ON_LAND 285
2.2%

Measurement types

DNA derived data