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Marine Mammals Information Database ：Illustrated Guide of Marine Mammals
Spinner dolphin
Scientific Name : Stenella longirostris / Japanese Name : hashinaga-iruka
Details
| Order | Cetartiodactyla |
|---|---|
| Suborder | Odontoceti |
| Family | Delphinidae |
| Genus | Stenella |
| Species | longirostris |
| Subspecies | - |
| Subtype | - |
| CITES Appendix | II | IUCN RedData Status | Data Deficient |
|---|---|---|---|
| Baleen plates or tooth-Upper jaw | 46-65 | Baleen plates or tooth-Lower jaw | 46-65 |
| At birth | At weaning | Adult | Adult male | Adult female | |
|---|---|---|---|---|---|
| 大きさ | 2.0-2.5ft | - | 6-7ft | - | - |
| 重さ | - | - | 75-95kg | - | - |
| Feature and Habit |
|---|
| Their body is slender. The beak is slender and long. The dorsal fin is falcated and triangular in shape. Spinner dolphins are dark gray dorsally, light gray laterally and white ventrally. The beak is black above, white below and the tip and the mouth line are black. They have black stripes from the flippers to the eyes. Each tooth row is 46-65 teeth. They inhabit both offshore and coastal waters. They are in large pods. |
| Description |
| Stranding Record(s) in Japan |
| Map ▼ |
Marine Mammals Skull Database
A click on the skull thumb nail will bring you to detailed images.
| Sex | M | Reproductive Condition | - |
|---|---|---|---|
| Body length | 181 | Locality | 07｡41'S,159｡55'E |
| Museum No. | - | Other No. | - |
