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🌊 Marine Least Concern 🌡️ Tropical

Lined rockskipper

Istiblennius lineatus Valenciennes, 1836
Max Length
15 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
0–3 m
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Facultative air-breathing ; Adults occur in the intertidal zone of rocky shores, rocky reef flats , including rock pools, harbors and mangrove zones . They graze algae on rocks by groups . Oviparous. Eggs are demersal and adhesive , and are attached to the substrate via a filamentous, adhesive pad or pedestal . Larvae are planktonic, often found in shallow, coastal waters .

Scientific Name
Istiblennius lineatus
Authority
Valenciennes, 1836
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
15 cm
Depth Range
0–3 m
Latitude
28°S – 32°N
Trophic Level
2
Resilience
High
Vulnerability
26.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 13 - 14; Dorsal soft rays (total): 22 - 25; Anal spines: 2; Anal soft rays: 23 - 25. Color dusky, greenish with dusky lines. Males with crest and dorsal with alternate dark and pale oblique lines . Living specimens may exhibit a complex facial pattern similar to, but not quite as intricate as, that of Entomacrodus niuafoouensis, and barely discernable parallel pinstripes on their sides.: elongated.

🌀 Behaviour

Behavioural data for Lined rockskipper is currently being reviewed.

🦐 Diet

Diet information for Lined rockskipper is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 0 - 3 m . Tropical; 32°N - 28°S Central Pacific: Guam (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
2

📐 Morphometrics

Length–Weight Relationship: W = 0.00759 × L3 (TL)
Max TL
15cm
Dorsal Spines
14
Dorsal Rays
24
Anal Spines
2
Anal Rays
24

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
2
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Latitude Range
32°N – 28°S
Described By
Valenciennes, 1836

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 10 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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