Stathmonotus lugubris — Details

Mexican Worm Blenny learn more about names for this taxon

Overview

Comprehensive Description

Description

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Common names: worm-blenny (English), tubícola (Espanol), trambollo-gusano (Espanol)
 
Stathmonotus lugubris Böhlke, 1953


Mexican worm-blenny


Elongate, worm-like body; short, bluntly pointed head with large oblique mouth, head more swollen & mouth longer in male; rear edge of preopercle covered with skin; cirrus on front nostril, flaplike cirrus over eye, no cirri on nape; dorsal fin XXXVI-XXXX, 0; anal rays II, 20-23; pectoral rays 10-11.


Color variable: green with an oblique pale bar on operculum and a row of brown spots midlaterally; white with the lower head and belly brown, clear spots on the white parts, outer half of tail clear, white bars on chin and throat; black with outer parts of dorsal, tail and anal fins clear; blackish green fading to green on the outer parts of the dorsal, anal and tail fins, pale bars on chin and throat.


Size: 6 cm.

Habitat: rocky shores and weedy areas.

Depth: 0-5 m.

Sinaloa to Oaxaca (Mexico).

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Distribution

Range Description

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This species is endemic to the Eastern Pacific, and is found from Sinaloa to Oaxaca, Mexico, including the Tres Marias Islands.
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Depth

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Depth Range (m): 0 (S) - 5 (S)
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Zoogeography

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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, Mexican province endemic, Continent, Continent only

Residency: Resident

Climate Zone: Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)

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Eastern Central Pacific: southern Mexico.
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Physical Description

Morphology

Size

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Length max (cm): 6.0 (S)
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Ecology

Habitat

Habitat and Ecology

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Habitat and Ecology
This demersal species inhabits rocky coasts with abundant macro-algae.

Systems
  • Marine
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Depth range based on 1 specimen in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 14 - 14
  Temperature range (°C): 26.540 - 26.540
  Nitrate (umol/L): 1.137 - 1.137
  Salinity (PPS): 34.652 - 34.652
  Oxygen (ml/l): 4.649 - 4.649
  Phosphate (umol/l): 0.499 - 0.499
  Silicate (umol/l): 3.536 - 3.536
 
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Habitat

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Salinity: Marine, Marine Only

Inshore/Offshore: Inshore, Inshore Only

Water Column Position: Bottom, Bottom only

Habitat: Reef (rock &/or coral), Reef only, Rocks, Macroalgae, Reef associated (reef + edges-water column & soft bottom)

FishBase Habitat: Demersal
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Environment

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demersal; marine
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Trophic Strategy

Feeding

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Feeding Group: Carnivore

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

Reproduction

Reproduction

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Egg Type: Benthic, Pelagic larva
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Conservation

Conservation Status

IUCN Red List Assessment

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Red List Category
LC
Least Concern

Red List Criteria

Version
3.1

Year Assessed
2010

Assessor/s
Dominici-Arosemena, A., Espinosa, H., Hastings, P.

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

Contributor/s

Justification
This species is fairly widespread in the Eastern Pacific. There are no known major threats to this shallow-water species, other than potentially localized El Niño and associated climate change events, and no current indication of population decline. It is listed as Least Concern.
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Conservation status

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IUCN Red List: Not evaluated / Listed

CITES: Not listed
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Population

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Population
This species is considered uncommon throughout its range.

Population Trend
Unknown
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Threats

Threats

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Major Threats
There are no known major threats for the species. However, given this species' very shallow depth range, it may be locally impacted by El Niño events and associated climatic changes in some parts of its range.
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Least Concern (LC)
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Management

Conservation Actions

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Conservation Actions
There are no known conservation measures for this species. However, it is present in several Marine Protected Areas within its range, including the Isla Marias and Chamela-Cuixmala Biosphere Reserves (WDPA 2006).
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Wikipedia

Stathmonotus lugubris

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Stathmonotus lugubris, known commonly as the Mexican worm blenny,[1] is a species of chaenopsid blenny in the genus Stathmonotus.[2] It is known from southern Mexico, in the eastern central Pacific ocean.[2] It was named by J.E. Böhlke in 1953.[3]

References

  1. ^ Common names for Stathmonotus lugubris at www.fishbase.org.
  2. ^ a b Stathmonotus lugubris at www.fishbase.org.
  3. ^ Böhlke, J.E., 1953 (25 Nov.) [ref. 12685] A new stathmonotid blenny from the Pacific coast of Mexico. Zoologica, Scientific Contributions of the New York Zoological Society v. 38 (pt 3, no. 11): 145-149.


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