Marine Mammals Information DATABASE

Information on dolphins, whales, seals, sea lions, dugongs, etc., such as magazine mammals' pictorial books, stranding DBs, stranding bulletins, and literature DB.

Stranding News (last update date: 19, February, 2026)

28, April, 1997

Harbour porpoise(s) by-caught Hokkaido

27, April, 1997

Unidentified Mesoplodon(s) live stranding Matsumae-gun Fukushima-Cho Hokkaido

26, April, 1997

Spotted seal(s) dead stranding Shari-gun Shari-Cho Hokkaido

25, April, 1997

Pacific white-sided dolphin(s) dead stranding Niigata-ken

 

Pacific white-sided dolphin(s) dead stranding Niigata-ken

 

Ringed seal(s) dead stranding Shari-gun Shari-Cho Hokkaido

 

Ribbon seal(s) live stranding Monbetsu-shi Hokkaido

22, April, 1997

Spotted seal(s) live stranding Nakagawa-gun Toyokoro-Cho Hokkaido

 

Stejneger's beaked whale(s) dead stranding Matsumae-gun Matsumae-Cho Hokkaido

21, April, 1997

Harbour porpoise(s) by-caught Hokkaido

20, April, 1997

Unidentified whale(s) dead stranding Hakodate-shi Hokkaido

18, April, 1997

Stejneger's beaked whale(s) dead stranding Yamaguchi-ken

17, April, 1997

Unidentified Mesoplodon(s) dead stranding Matsumae-gun Fukushima-Cho Hokkaido

 

Unidentified Mesoplodon(s) dead stranding Matsumae-gun Fukushima-Cho Hokkaido

 

Harbour porpoise(s) by-caught Hokkaido

16, April, 1997

Unidentified Mesoplodon(s) dead stranding Suttsu-gun Suttsu-Cho Hokkaido

14, April, 1997

Minke whale(s) dead stranding Nemuro-shi Hokkaido

 

Unidentified Mesoplodon(s) live stranding Matsumae-gun Fukushima-Cho Hokkaido

13, April, 1997

Pacific white-sided dolphin(s) dead stranding Niigata-ken

 

Spotted seal(s) live stranding Monbetsu-gun Okoppe-Cho Hokkaido

Marine Mammals Stranding Database

Stranding Database

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Illustrated Guide of Marine Mammals

Illustrated Guide of Marine Mammals

Relevant literature of Marine Mammals Stranding (PDF)

Relevant literature of Marine Mammals Stranding

Topics

A blue whale calf stranded at Kamakura ca 60 km SW from Tokyo（August 2018）