Reptilia |
Squamata |
Iguanidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Reef-associated; depth range 0 - 12 m (Ref. 2658). Tropical; 10°C - 36°C (Ref. 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 / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 130 cm TL male/unsexed; (Ref. 2621); 60 cm TL (female); max. published weight: 1.5 kg (Ref. 2621)
Weight ranges from 500 to 1,500 g (Ref. 2621).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | 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. (Ref. 2618)
IUCN Red List Status (Ref. 130435: Version 2024-1)
CITES status (Ref. 108899)
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Human RelatedAquaculture profile
Stamps, Coins Misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 23.5 - 24.6, mean 23.7 (based on 16 cells).
Resilience
High, minimum population doubling time less than 15 months (K=0.74-1.52; tm=5.5).
Vulnerability
Moderate to high vulnerability (50 of 100).
Price category
Unknown.