Finger Dragonet

Dactylopus dactylopus

Fish
IUCN: Least concern

Usual depth7–57 m
Water temperature20–29 °C
Best monthsMarch, April, and October
How commonOccasional

Photo credit: (c) Dan Schofield, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Dactylopus dactylopus, known commonly as the fingered dragonet, is a species of marine fish in the family Callionymidae.

Text from the Wikipedia article “Fingered dragonet”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

January: 32 records
February: 41 records
March: 64 records
April: 53 records
May: 44 records
June: 33 records
July: 22 records
August: 22 records
September: 40 records
October: 49 records
November: 39 records
December: 24 records

Depth and water temperature

Depth

Mostly recorded at 7–57 m · Deepest record: 77.5 m

0–10 m: 12 records
10–20 m: 17 records
20–30 m: 17 records
30–40 m: 29 records
40–50 m: 15 records
50–60 m: 16 records
60–70 m: 5 records
70–80 m: 2 records

Water temperature

Recorded in surface water of 20–29 °C

20–22 °C: 22 records
22–24 °C: 35 records
24–26 °C: 26 records
26–28 °C: 139 records
28–30 °C: 59 records

Photos

(c) Belinda Forbes, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Belinda Forbes, some rights reserved (CC BY) · CC BY · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist
(c) Pauline Walsh Jacobson, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Kai Squires, some rights reserved (CC BY) · CC BY · iNaturalist
(c) portioid, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

English: Finger Dragonet, fingered dragonet

Names in 3 more languages

Japanese: Ippon-teguri, Ipponteguri, イッポンテグリ
Thai: ปลามังกรน้อยลาย
Simplified Chinese: 指鰭, 狗圻

Other scientific names: Callionymus dactylopus

Similar species

Green mandarin
Synchiropus splendidus
Common Dragonet
Callionymus enneactis
Blotchfin dragonet
Callionymus filamentosus
Leafy Dragonet
Anaora tentaculata
Sidespotted Dragonet
Callionymus pleurostictus
Goram Dragonet
Diplogrammus goramensis

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
Conservation status as published by GBIF (IUCN Red List).
434 open-data records from 1910 to 2023.
Species data updated October 26, 2026.

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