Upside-down pipefish (Heraldia nocturna) fish species and information / pictures of Upside-down pipefish - Heraldia nocturna

Upside-down pipefish (Heraldia nocturna) fish species information

Scientific Name
Heraldia nocturna

Common Name
Upside-down pipefish

Biology
Adults occur in rocky reefs. Appear to feed nocturnally, and usually found swimming upside down in caves or under ledges during the day. Ovoviviparous (Ref. 205). Males carry the eggs in a brood pouch which is found under the tail (Ref. 205). Males may be brooding at 6.3 cm SL.

Classification

Classified By

Paxton, 1975

Class

Ray-finned fishes (Actinopterygii)

Order

Pipefishes and Seahorses (Syngnathiformes)

Family

Pipefishes and seahorses (Syngnathidae)

Distribution

Region

Eastern Indian Ocean

Distribution

Eastern Indian Ocean: southern Australia, from Geographe Bay, Western Australia to Terrigal, New South Wales.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

2 m

Depth To - meters

15 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 2 - 15 m (Ref. 5316)

Trophic Level

3.28 s.e. 0.46 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

9.2 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (12 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated