Pycnogonida |
Pantopoda |
Phoxichilidiidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 476 - 540 m (Ref. 9). Temperate
Southwest Pacific: New Zealand.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 1.4 cm LS hane/ej könsbestämd; (Ref. 170)
Lateral processes crowded together; increasingly shorter from anterior to posterior. Conical ocular tubercle and abdomen approximately the same short length. Short proboscis protruding ventral corners. First coxa, low laterodistal bumps. Male femoral cement glands consists of a row of 12 -14 tiny pores on the proximal half of the segment. Sixth or terminal oviger segment as long as the fifth. Sixth always shorter than the fifth in almost all species of this genus except for a few species and the few others having only five oviger segments.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the class Pycnogonida are gonochoric and sexually dimorphic. During copulation, male usually suspends itself beneath the female. Fertilization occurs as the eggs leave the female's ovigers. Males brood the egg masses until they hatch. Life cycle: Eggs hatch into protonymphon larva then to adults.
Child, C.A. 1998 The marine fauna of New Zealand: Pycnogonida (sea spiders). NIWA Biodiversity Memoire 109. National Institute of Water and Atmospheric Research (NIWA). Washington, D.C. 20530, USA. 71 p. + Figure 2A-G, 3A-F, 4, 5. (Ref. 9)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
