Reptilia |
Squamata |
Iguanidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
Υφαλόφιλο(α); εύρος βάθους 0 - 12 m (Αναφ. 2658). Tropical; 10°C - 36°C (Αναφ. 2620); 1°N - 2°S, 92°W - 89°W
Southeast Pacific: Galapagos Islands. IUCN: Amblyrhynchus cristatus albemarlensis, Vu B2ab(iii)c(iv); Amblyrhynchus cristatus hassi, Vu B2ac(iv); Amblyrhynchus cristatus mertensi, En A2ce; C2b; Amblyrhynchus cristatus nanus, En A2b; Amblyrhynchus cristatus sielmanni, Vu B2ac(iv); and Amblyrhynchus cristatus venustissimus, Vu B2ac(iv) (Ref. 89710).
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm Max length : 130 cm TL αρσενικό/απροσδιόριστο; (Αναφ. 2621); 60 cm TL (female); μεγ. δημοσιευμένο βάρος: 1.5 kg (Αναφ. 2621)
Weight ranges from 500 to 1,500 g (Ref. 2621). Ectothermic (Ref. 2648). Prefers temperatures between 35° to 37°C (Ref. 2659). Lives in colonies where shallow reefs occur with extensive intertidal zone and rocky coastline with 2 to 5 m above sea level. Lays eggs in softer substrates (Ref. 2623). Sleeps on the coastline or up on mangrove trees. Exhibits subtidal and intertidal feeding (Ref. 2650). Naturally dives at depths 1.5 to 5 m for 5 to 10 minutes (Ref. 2656) but can descend to 12 m for about 30 minutes (Ref. 2658).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | Larvae
Exhibits lekking during mating season (Ref. 2652). Nesting season is from January to February. Males defend mating territories for 3 months during annual breeding season. Females lay up to 6 eggs in burrows 30 to 80 cm deep in sand or volcanic ash (Ref. 2661). Embryo development takes place at temperatures from 28° to 30°C (Ref. 2659).
Roy, K. 2000 Amblyrhynchus cristatus. Animal Diversity Web. http://animaldiversity.ummz.umich.edu/site/accounts/information/Amblyrhynchus_cristatus.html. [Accessed 30/01/07]. (Αναφ. 2618)
IUCN Red List Status
(Αναφ. 130435: Version 2025-1)
CITES status (Αναφ. 108899)
Not Evaluated
Threat to humans
Human uses
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Preferred temperature
(Ref.
115969): 23.5 - 24.6, mean 23.7 (based on 16 cells).
Ελαστικότητα
Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (K=0.74-1.52; tm=5.5).
Fishing Vulnerability
Moderate to high vulnerability (50 of 100).
Price category
Unknown.
