Dataset

Endangered Species Listed in the Toba city Marine Red Data Book 2023

OBIS Japan Open in mapper Explore occurrences

Red Data Book is a book describing information on endangered wildlife, including species names, ecology, distribution, current status, and factors of population decline. In 2023, Toba City published a Red Data Book listing 429 endangered marine species inhabiting the coastal and estuarine areas around Toba City. The book describes the endangered categories of the listed species according to the degree of threat of extinction and the causes of population decline. In addition to the scientific information, the book includes many pictures of underwater surveys and seascapes, history and culture between local people and the sea, and sea-related folklore in the Toba area as column articles of the book. Unique feature of the Toba Red Data Book is that it specializes in marine organisms including algae or off-shore specie, and evaluate the vulnerability of marine species at the prefectural level. This dataset contains background data collected to evaluate vulnerability of the species in the Toba Red Data Book, and the data were quality controlled and transformed to comply with the Darwin Core, OBIS Schema.

Citation: Toba city (2024) Endangered species listed in the Toba city Marine Red Data Book 2023. Available at https://doi.org/10.48518/00026. Accessed on YYYY-MM-DD.

Published: May 21, 2025 at 00:11

URL: https://www.godac.jamstec.go.jp/ipt/resource?r=toba_city_redlist

Tourism Section
Tourism Commerce and Industry Division, Toba City

446
occurrence records
358
taxa
338
species

Taxa

Missing and invalid fields

Field Missing Invalid
maximumDepthInMeters 244
54.7%
minimumDepthInMeters 244
54.7%
scientificNameID 22
4.9%

Quality flags

The OBIS data quality flags are documented at https://github.com/iobis/obis-qc.

Flag Dropped Records
NO_DEPTH 244
54.7%
ON_LAND 228
51.1%
NO_MATCH 19
4.3%
DEPTH_EXCEEDS_BATH 11
2.5%
NOT_MARINE 4
0.9%
NO_ACCEPTED_NAME 2
0.4%

Measurement types

DNA derived data