BISMaL
Biological Information System for Marine Life
NEWS
- 2026/09/30
- Due to system maintenance, the system will be temporarily unavailable from 15:00 to 16:00 on October 1, 2026.
We apologize for the inconvenience.
- 2026/09/17
- New data (11824 records) have been added to the dataset "A photographically-vouchered global citizen science dataset of sea slugs (Mollusca: Heterobranchia) from the SEASLUG.WORLD platform since 2015".
This dataset includes occurrence records on sea slugs (Heterobranchia), collected from divers worldwide via the online platform "Sekai no Umiushi" (https://seaslug.world/) since 2015.
- 2026/09/02
- Due to system maintenance, the system will be temporarily unavailable on September 7, 2026. Sorry for the inconvenience.
- 2026/08/27
- The dataset of "Sea cucumber occurrence records from surveys of coral reef environments across 17 islands in the Ryukyu Archipelago, Japan (2022–2026)" has been published.
This dataset contains occurrence records of Holothuroidea obtained during field surveys conducted from 2022 to 2026.
- 2026/07/09
- The dataset of "Coastal Ecosystem Monitoring at Chijiri-hama on the Tsugaru Strait, Shimokita Peninsula in 2026" has been published.
This dataset is the result of a citizen science coastal monitoring event held at Chijiri-hama in Mutsu City, Aomori Prefecture.
BISMaL data at a glance
Number of registered taxon on BISMaL
Last Updated:2026/09/30
Total number of registered taxon:42,410
taxon with occurrence record(s):17,526
taxon with no occurrence record(s):24,884
Number of occurrences records in kingdom Animalia
Last Updated:2026/09/30
Number of occurrence records:4,160,371
Last Updated:2026/04/01
A total of 4,160,371 records were published in BISMaL as of April 1, 2026.
In FY2025, 11 new datasets were added to BISMaL:
- A literature review of the marine annelids of the Ryukyu Islands: still at the "early-bird" stage
- A photographically-vouchered global citizen science dataset of sea slugs (Mollusca: Heterobranchia) from the SEASLUG.WORLD platform since 2015
- Ibaraki Nature Museum, Algae collection
- Ibaraki Nature Museum, Fish collection
- Ibaraki Nature Museum, Mollusk collection
- Marine fish data in the coastal area of Yokohama City（横浜市沿岸域の魚類データ）
- Marine seagrasses and seaweeds data in the coastal area of Yokohama City（横浜市沿岸域の海草及び海藻データ）
- Mitrella martensi specimens collected in Akkeshi-ko estuary
- Observation records of heterobranch sea slugs in southeastern Osaka Bay
- Okinawa Turtle Archive: An archive project documenting sea turtle identification and behavior through drone footage
- Simultaneous surveys of littoral organisms in Osaka Bay in 2025
In FY2025, 11 new datasets were added to BISMaL:
- A literature review of the marine annelids of the Ryukyu Islands: still at the "early-bird" stage
- A photographically-vouchered global citizen science dataset of sea slugs (Mollusca: Heterobranchia) from the SEASLUG.WORLD platform since 2015
- Ibaraki Nature Museum, Algae collection
- Ibaraki Nature Museum, Fish collection
- Ibaraki Nature Museum, Mollusk collection
- Marine fish data in the coastal area of Yokohama City（横浜市沿岸域の魚類データ）
- Marine seagrasses and seaweeds data in the coastal area of Yokohama City（横浜市沿岸域の海草及び海藻データ）
- Mitrella martensi specimens collected in Akkeshi-ko estuary
- Observation records of heterobranch sea slugs in southeastern Osaka Bay
- Okinawa Turtle Archive: An archive project documenting sea turtle identification and behavior through drone footage
- Simultaneous surveys of littoral organisms in Osaka Bay in 2025