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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Subtropical

Alticus Orientalis

Alticus orientalis Tomiyama, 1955
Max Length
8.8 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Alticus Orientalis (Alticus orientalis), first described by Tomiyama, 1955 is a small fish in the family Blenniidae (order Blenniiformes). Adults typically reach 8.80 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical waters. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Blenniidae kept in the hobby.

Scientific Name
Alticus orientalis
Authority
Tomiyama, 1955
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
8.8 cm
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 14; Dorsal soft rays (total): 22; Anal spines: 2; Anal soft rays: 26. This species has the following characters: possess a low but thick and distinct median crest extending from posterior part of interorbital space to above posterior preopercular margin; nuchal cirri absent; gill membranes connected with each other across the throat; head and body entirely naked. Colour after preservation brownish dark with ventral side of head and belly pale, entire head without dark spots or markings, side of body with several dark, ill-defined transverse blotches, with about 10 dark blotches on back, dorsal fin narrowly margined with white, distal part of spinous portion of the fin darker, soft part crossed by 7 ill-defined transverse dark bands which are continued from blotches on back, anal fin with pale ill-defined longitudinal band near base, distal part of membranes between anal fin-rays pale, membranes of caudal and pectoral fins are translucent, ventral fins dusky on dorsal side, paler on opposite side .Cross section: oval.

🌀 Behaviour

Behavioural data for Alticus Orientalis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; benthopelagic. Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine

📐 Morphometrics

Length–Weight Relationship: W = 0.00759 × L3 (TL)
Max TL
8.8cm
Dorsal Spines
14
Dorsal Rays
22
Anal Spines
2
Anal Rays
26

🌡️ 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
23.00/100
Low vulnerability
Climate Zone
Subtropical
Described By
Tomiyama, 1955

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