Mammalia | Cetacea
Environment: milieu / climate zone / depth range / distribution range
Pelagic; depth range 0 - 200 m, usually 1 - 10 m. Tropical; 7°S - 90°S, 100°E - 180°E
Indo-Pacific: Australia and Papua New Guinea.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
In lateral view the head is rounded and usually bounded by a distinct neck crease, lacking dorsal groove; mesethmoid plate reduced and generally in advance of the anterior most nasal ossicle, exposing a large area of the frontal bone; presence of supernumerary bone between nasal ossicles and posterior border of mesethmoid; has a greater length of the antiorbital process and a more closely opposed pterygoid hamuli with medial flanges.
Occurs in protected, shallow, coastal waters especially adjacent to river and creek mouths (Ref. 79537).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Beasley, I., K.M. Robertson and P. Arnold. 2005. (Ref. 78832)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
FAO(fisheries: production) | FishSource |
Estimates of some properties based on models
): 26.9 - 28.8, mean 28 (based on 452 cells).