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Marine Mammals Information Database ：Illustrated Guide of Marine Mammals
Blue whale
Scientific Name : Balaenoptera musculus / Japanese Name : shironagasu-kujira
Details
| Order | Cetartiodactyla |
|---|---|
| Suborder | Mysticeti |
| Family | Balaenopteridae |
| Genus | Balaenoptera |
| Species | musculus |
| Subspecies | - |
| Subtype | - |
| CITES Appendix | I | IUCN RedData Status | Endangered |
|---|---|---|---|
| Baleen plates or tooth-Upper jaw | 270-400枚 | Baleen plates or tooth-Lower jaw | - |
| At birth | At weaning | Adult | Adult male | Adult female | |
|---|---|---|---|---|---|
| Body length | 23ft | - | 69-85.5ft | - | - |
| Body weight | 3t | - | 90-125t | - | - |
| Feature and Habit |
|---|
| The head is broad and U-shaped when observed from above, and the median ridge is short. The dorsal fin is small (lower than 0.25m), and locates three-fourth of the body length from the tip of rostrum. The body is dark grayish blue and have galvanized pattern. The flippers are pointed and their undersides are white. The baleen plates (shorter than 0.9m) are dark black color, the guard hairs are hard and have 270 to 400 baleen plates per side. 55 to 88 throat pleats reach to the umbilicus at least. They are pelagic basically, but sometimes found in coastal and shallow waters. They make the excursion. They live single or in pods of 2 to 3 whales. |
| 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 | - | Reproductive Condition | - |
|---|---|---|---|
| Body length | - | Locality | - |
| Museum No. | - | Other No. | - |
