Neoopisthopterus tropicus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Neoopisthopterus tropicus
Species Authority: (Hildebrand 1946)
Common Name(s):
English Tropical longfin herring
French Menhaden plat, Poisson-papier tropical
Spanish Arenquilla tropical, Pelada, Sardina chata, Sardina tropical, Sardinela pelada
Odontognathus tropicus Hildebrand 1946

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2010
Date Assessed: 2008-05-01
Assessor(s): Iwamoto, T. & Eschmeyer, W.
Reviewer(s): Carpenter, K., Polidoro, B. & Livingstone, S. (Global Marine Species Assessment Team)
This species has a wide distribution, has no major threats, and occurs in several Marine Protected Areas. Therefore, it is listed as Least Concern.

Geographic Range [top]

Range Description: The distribution of this species in the eastern Pacific extends from southern Baja California and southeastern Gulf of California to northern Peru.
Colombia; Costa Rica; Ecuador; El Salvador; Guatemala; Honduras; Mexico; Nicaragua; Panama; Peru
FAO Marine Fishing Areas:
Pacific – eastern central; Pacific – southeast
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: No population data is available for this species.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: This species occurs in coastal waters and off river mouths (e.g. Rio Mayo, Gulf of California), thus it can tolerate lower salinities. It feeds on planktonic crustaceans. It spawns over an extended period off Costa Rica and forms large schools in bays, estuaries, and in brackish river mouths. It is found to 10m.
Systems: Marine

Use and Trade [top]

Use and Trade: Caught locally for food as well as a bait resource.

Threats [top]

Major Threat(s): Theer are no major threats to this species. This species is important for subsistence fisheries (Whitehead, 1985). This species can be use as bait. Other commercial uses should be investigated.

Conservation Actions [top]

Conservation Actions: There are no known conservation measures for this species. This species' distribution includes a number of Marine Protected Areas in the central tropical eastern Pacific region. However, not all of the Marine Protected Areas have been considered to take action against major threats on the ecosystems. Many tropical eastern Pacific endemics are found in habitats that are not currently protected within Marine Protected Areas.

Citation: Iwamoto, T. & Eschmeyer, W. 2010. Neoopisthopterus tropicus. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 30 August 2015.
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