Overview

Comprehensive Description

Description

  Common names: worm-goby (English), gobio-gusano (Espanol)
 
Cerdale prolata Dawson, 1974


Many-spined worm-goby


Body short, stubby, eel-like,  body height ~ 10% of SL; tail ~ equal to head and body; mouth strongly oblique, lower jaw projecting; lower lip not notched below front nostril; 2 rows of teeth on each jaw, conical outer row, chisel-like inner row; gill opening large, mildly tubular;  dorsal fin spines of equal height and spacing XIII, 38 , origin over middle of pectoral fin; anal rays 37; pectoral rays 15; dorsal and anal fins unconnected to tail fin; scales small, close-set to slightly overlapping on head and upper body; body completely scaled except for mouth and area before eyes; inner 2/3 of tail fin scaled; inner ½ of pectoral scaled on both sides; pelvic scaly; spines of dorsal and anal with scales at bases.



fish) light brown to tan, paler below; dark dots scattered on bases of pectorals and tail; fins clear; scales on sides with dark margins; iris grey.

Size: 8.8 cm.

Habitat: muddy estuarine bays.


Depth: 0-10 m.

Panama Bay.
   
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Biology

Feeds on zooplankton and tiny benthic crustaceans.
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Distribution

Range Description

This species is endemic to the Eastern Tropical Pacific, and is found only in the Bay of Panama.
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Zoogeography

See Map (including site records) of Distribution in the Tropical Eastern Pacific 
 
Global Endemism: All species, East Pacific endemic, Tropical Eastern Pacific (TEP) endemic

Regional Endemism: All species, TEP endemic, Continental TEP endemic, Panamic province endemic, Continent, Continent only

Residency: Resident

Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
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Eastern Central Pacific: Panama.
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Eastern Pacific.
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Depth

Depth Range (m): 0 (S) - 10 (S)
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Physical Description

Morphology

Size

Length max (cm): 8.8 (S)
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
This species is poorly known. It has been found over soft muddy substrate in estuaries and mangroves.

Systems
  • Marine
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Environment

demersal; marine
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Salinity: Brackish, Non Marine

Inshore/Offshore: Inshore, Inshore Only

Water Column Position: Bottom, Bottom only

Habitat: Soft bottom (mud, sand,gravel, beach, estuary & mangrove), Soft bottom only, Estuary, Mangrove

FishBase Habitat: Demersal
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Trophic Strategy

Feeds on zooplankton and tiny benthic crustaceans.
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Feeding

Feeding Group: Carnivore

Diet: mobile benthic crustacea (shrimps/crabs), zooplankton
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Life History and Behavior

Reproduction

Egg Type: Benthic, Pelagic larva
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
DD
Data Deficient

Red List Criteria

Version
3.1

Year Assessed
2010

Assessor/s
Van Tassell, J.

Reviewer/s
Carpenter, K., Polidoro, B. & Livingstone, S. (Global Marine Species Assessment Team)

Contributor/s

Justification
This species is endemic to the Eastern Tropical Pacific. However, this species is only known from a few specimens, as it is cryptic and difficult to collect. It is therefore listed as Data Deficient.
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IUCN Red List: Not evaluated / Listed

CITES: Not listed
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Population

Population
No population information is available for this species.This cryptic species is only known from a few specimens, and it is rarely found within its distribution.

Population Trend
Unknown
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Threats

Major Threats
There are no specific major threats known for this species. However, coastal development and removal of mangrove habitat may cause localized declines within some parts of this species' distribution.
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Data deficient (DD)
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Management

Conservation Actions

Conservation Actions
There are no known specific conservation measures for this species.
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