Atlantic silverstripe halfbeak

Hyporhamphus unifasciatus

Fish
IUCN: Least concern

Usual depth0–39 m
Water temperature10–29 °C
Best monthsMarch, April, and November
How commonOccasional

About this species

Hyporhamphus unifasciatus, the common halfbeak or the Atlantic silverstripe halfbeak, is a bony fish in the family Hemiramphidae. It is found in the subtropical western Atlantic Ocean and the Gulf of Mexico. It is a common fish and not used for food to any great extent, and the International Union for Conservation of Nature has listed its conservation status as being of "least concern".

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

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 19 records
February: 24 records
March: 29 records
April: 34 records
May: 12 records
June: 20 records
July: 22 records
August: 21 records
September: 19 records
October: 15 records
November: 30 records
December: 1 records

Depth and water temperature

Depth

Mostly recorded at 0–39 m · Deepest record: 549 m

0–10 m: 21 records
10–20 m: 4 records
20–30 m: 2 records
30–40 m: 3 records
40–50 m: 0 records
50–60 m: 0 records
60–70 m: 0 records
70–80 m: 0 records
80–90 m: 0 records
90–100 m: 0 records
100–110 m: 0 records
110+ m: 3 records

Water temperature

Recorded in surface water of 10–29 °C

8–10 °C: 1 records
10–12 °C: 8 records
12–14 °C: 1 records
14–16 °C: 4 records
16–18 °C: 3 records
18–20 °C: 1 records
20–22 °C: 5 records
22–24 °C: 70 records
24–26 °C: 55 records
26–28 °C: 70 records
28–30 °C: 45 records

Names and classification

English: Atlantic silverstripe halfbeak, Common halfbeak, Ballyhoo, common halfbeak, halfbeak, silverstripe halfbeak

Names in 2 more languages

Spanish: escribano, pajarito blanco del Atlántico
French: Chandelle, Demi-bec blanc

Other scientific names: Hemiramphus richardi, Hemiramphus unifasciatus, Hemiranphus unifasciatus, Hemirhamphus unifasciatus, Hyporamphus unifasciatus, Hyporhamphus richardi, Hyporhamphus tricuspidatus

Similar species

Dussumier's halfbeak
Hyporhamphus dussumieri
Half-beak
Hyporhamphus quoyi
Tropical halfbeak
Hyporhamphus affinis
Balinese Garfish
Hyporhamphus balinensis
Hyporhamphus neglectus
Black-barred halfbeak
Hemiramphus far

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).
1,334 open-data records from 1841 to 2023.

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