Crowned Firefly Squid

Lycoteuthis lorigera

Cephalopods
IUCN: Least concern

Usual depth251–679 m
Water temperature8–28 °C
Best monthsJanuary and February
How commonOccasional

All species

About this species

Lycoteuthis lorigera is a species of squid in the genus Lycoteuthis. They grow up to 8 cm (3.1 in) in length.

Text from the Wikipedia article “Lycoteuthis lorigera”, 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: 163 records
February: 170 records
March: 31 records
April: 25 records
May: 28 records
June: 31 records
July: 29 records
August: 37 records
September: 58 records
October: 60 records
November: 21 records
December: 18 records

Depth and water temperature

Depth

Mostly recorded at 251–679 m · Deepest record: 2,457.5 m

0–10 m: 1 records
10–20 m: 0 records
20–30 m: 1 records
30–40 m: 0 records
40–50 m: 0 records
50–60 m: 4 records
60–70 m: 0 records
70–80 m: 2 records
80–90 m: 1 records
90–100 m: 1 records
100–110 m: 6 records
110+ m: 423 records

Water temperature

Recorded in surface water of 8–28 °C

6–8 °C: 7 records
8–10 °C: 8 records
10–12 °C: 6 records
12–14 °C: 23 records
14–16 °C: 117 records
16–18 °C: 368 records
18–20 °C: 115 records
20–22 °C: 31 records
22–24 °C: 2 records
24–26 °C: 5 records
26–28 °C: 3 records
28–30 °C: 1 records

Names and classification

English: Crowned Firefly Squid

Names in 3 more languages

Spanish: Luciernaluria coronada
French: Encornet luciole couronné
Japanese: ホウセキヒカリイカ

Other scientific names: Asthenoteuthion planctonicum, Enoploteuthis diadema, Leptodontoteuthis inermis, Lycoteuthis diadema, Lycoteuthis jattai, Onychoteuthis longimanus, Onychoteuthis lorigera, Thaumatolampas diadema

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).
686 open-data records from 1931 to 2025.
Species data updated November 4, 2026.

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