New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Tropical

Dactyloscopus Heraldi

Dactyloscopus heraldi Dawson, 1975
Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Dactyloscopus Heraldi (Dactyloscopus heraldi), first described by Dawson, 1975 is a fish in the family Dactyloscopidae (order Blenniiformes). It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Dactyloscopus heraldi
Authority
Dawson, 1975
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Trophic Level
4.2
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Anal soft rays: 29 - 33. Dactyloscopus heraldi differs from Dactyloscopus byersi in a number of features: no scalation above the curved portion of the lateral line (vs. one row); A 29-33, modally 32 (vs. 31-35, modally 34); upper lip fimbriae 11-14, modally 12 (vs. 13-18, modally 15); preopercular sensory pores increases in number with size, but more present in D. byersi of comparable sizes; chevron markings weak or absent (vs. prominent on the side posteriad) and presence of dark bars on the dorsum (vs. absent) .

🌀 Behaviour

Behavioural data for Dactyloscopus Heraldi is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; demersal. Tropical Pacific Ocean: southern Baja California (Punta Arena), Mexico, northward along the SW coast of Baja California to Bahia San Juanico.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.2±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Anal Rays
31

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
4.2
Apex / Top predator
Climate Zone
Tropical
Described By
Dawson, 1975

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Dactyloscopus Heraldi ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.