Nero porostome (Dendrodoris krebsii)
Source-cited species reference: taxonomy from WoRMS, biology from SeaLifeBase, occurrence map from GBIF.
Last updated
Distribution map plotted from GBIF.org occurrence records; basemap Natural Earth 110m · GBIF records CC0 / CC BY; Natural Earth public domain
Nero porostome (Dendrodoris krebsii) is a marine species in the family Dendrodorididae (Mollusca › Gastropoda › Nudibranchia), recorded in the World Register of Marine Species as Dendrodoris krebsii (Mörch, 1863) under AphiaID 420607.
Scientific classification
- KingdomAnimalia
- PhylumMollusca
- ClassGastropoda
- OrderNudibranchia
- FamilyDendrodorididae
- GenusDendrodoris
- SpeciesDendrodoris krebsii
Named by (Mörch, 1863)
Sources: Wikipedia taxobox: Dendrodoris krebsii (CC BY-SA 4.0) · order, family and genus agree with WoRMS AphiaID 420607 (CC BY 4.0)
How big is it?
Largest length in the source, 0.03 m, next to a 1.8 m person.
Diagram: drawn by Codexery, schematic shapes to scale (not a likeness). Length: SeaLifeBase species summary
Where the nero porostome (dendrodoris krebsii) has been recorded
Each dot is a place where the species has been observed and reported (384 records, half-degree grid) — not a modelled range. 30 inland records left out (institution coordinates).
Map: drawn by Codexery. Data: GBIF occurrence search (records CC0 / CC BY) · Natural Earth basemap (public domain) · place coordinates: Wikipedia (CC BY-SA 4.0)
Classification (WoRMS)
Full classification as recorded by WoRMS: Kingdom: Animalia · Phylum: Mollusca · Class: Gastropoda · Order: Nudibranchia · Family: Dendrodorididae · Genus: Dendrodoris.
Accepted name: Dendrodoris krebsii · Authority: (Mörch, 1863) · Taxonomic status: accepted · AphiaID: 420607.
Synonyms and superseded combinations recorded for this taxon: Doriopsis krebsii Mörch, 1863; Doris krebsii Mörch, 1863.
Source: World Register of Marine Species (WoRMS) — https://www.marinespecies.org/aphia.php?p=taxdetails&id=420607 (CC BY 4.0). Accessed 2026-09-25.
Biology and life history (SeaLifeBase)
Measured values published by SeaLifeBase for Dendrodoris krebsii. Only fields the database actually holds for this species are shown; these are database values, not aquarium guidance.
Maximum length: 3 cm · Depth range: 0–25 m · Habitat zone: benthic · Vulnerability index: 10 of 100.
SeaLifeBase notes: Assumed maximum length from Ref. 822. Mimicked by the polyclad flatworm Pseudobiceros bajae (Ref. 822).
Source: SeaLifeBase species summary (SpecCode 8527) — https://www.sealifebase.se/summary/Dendrodoris-krebsii.html (CC BY-NC 3.0 — non-commercial use only). Accessed 2026-09-25.
Distribution and occurrence records (GBIF)
384 georeferenced occurrence records for Dendrodoris krebsii are published through GBIF from 27 countries or marine areas. The map above plots 79 distinct locations from a sample of 384 records, omitting 30 inland records that carry an institution's coordinates rather than a collection site; it shows where the species has been observed and reported, not a modelled range.
Most records by country or area: Mexico (123); Guadeloupe (69); Brazil (46); United States of America (36); Panama (26); Bahamas (15); Saint Martin (French part) (12); Bonaire, Sint Eustatius and Saba (8); Costa Rica (8); Belize (4); Dominican Republic (4); Martinique (4); Saint Barthélemy (3); Colombia (3); Cuba (3).
Marine regions with a valid WoRMS distribution record: Gulf of Mexico; Cuban Exclusive Economic Zone; Costa Rican part of the Caribbean Sea; Colombian part of the Caribbean Sea; Lesser Antilles; Cayman Islands Exclusive Economic Zone; Panamanian part of the Caribbean Sea; Aruban Exclusive Economic Zone; Bonaire Exclusive Economic Zone; Curaçaoan Exclusive Economic Zone; Jamaican Exclusive Economic Zone; Caribbean Sea.
Source: GBIF Occurrence Search (taxonKey 2292437) — https://www.gbif.org/occurrence/search?taxon_key=2292437&has_coordinate=true (records CC0 / CC BY); WoRMS distribution records (MarineRegions) — https://www.marinespecies.org/aphia.php?p=taxdetails&id=420607 (CC BY 4.0); Natural Earth 110m basemap — https://www.naturalearthdata.com/ (public domain). Accessed 2026-09-25.
Sources
Compiled from Wikipedia and the sources listed below. Text from Wikipedia is available under CC BY-SA 4.0; this entry is adapted from it.
- Wikipedia: Dendrodoris krebsii (CC BY-SA 4.0).
- Classification: the source article's taxobox; order, family and genus checked against WoRMS, the World Register of Marine Species (CC BY 4.0).
- Occurrence records: GBIF (CC0 / CC BY). Basemap: Natural Earth (public domain).
- Biology values: SeaLifeBase species summary (CC BY-NC 3.0, non-commercial).
- Word definitions: the , each quoted from its Wikipedia article.
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