MERIT Hydro v1.0.1 hydrography collection

Original titleMERIT-Hydro: A High-Accuracy Global Hydrography Map at 3-arcsec Resolution

The author site verifies MERIT Hydro v1.0.1 and a transparent registration/password route. This satisfies the no-cost registration pathway at collection level. Invented or obsolete direct filenames do not establish downloaded tiles.

Status
Included
Provider
University of Tokyo & JAMSTEC
Resource type
Baseline Hydrography Dataset
Evidence class
Global Hydrography Collection

Completed catalogue assessment

Eligibility decision
Include · Include
Assessment date
28 September 2026
Decision reason
The author site verifies MERIT Hydro v1.0.1 and a transparent registration/password route. This satisfies the no-cost registration pathway at collection level. Invented or obsolete direct filenames do not establish downloaded tiles.
Metadata corrections
["Use current author URL; flow direction layer is dir, not the claimed flw filename; retain 5-degree tile and 3-arcsecond product semantics."]

View the complete assessment and exclusion ledger.

Identity and coverage

Catalogue identifier
rec_e5cd6fab-23ef-6723-4567-89ab12345612
Original-title language
English
English-title status
Not applicable
Persistent identifier
Not stated
Resource version
Not stated
Publication date
Not stated
Last updated
Not stated
Metadata reviewed
28 September 2026
Language
English
Geographic coverage
Tile n25e085 covering the central Himalaya, Nepal and southern Tibet.
Bounding box (WGS 84)
Not stated
Temporal coverage
Not stated; Hydrological Baseline Reference.
Themes
Not stated

Method and provenance

Production method
Not stated
Provenance
The author site verifies MERIT Hydro v1.0.1 and a transparent registration/password route. This satisfies the no-cost registration pathway at collection level. Invented or obsolete direct filenames do not establish downloaded tiles.
Validation
Not Performed By Catalogue Review
Uncertainty
Catalogue eligibility does not establish scientific validation.
Limitations
Register and receive download password; no request made in this review. Choice of CC BY-NC 4.0 or ODbL 1.0; provider also requests permission before whole-data mirroring.

Access and reuse

Access
Source Specific Conditions; open access route
Licence
Not verified
Redistribution
Metadata and links only; third-party files are not redistributed
Catalogue status
Included

Assets

0 assets

No child assets are separately inventoried for this resource.

Authoritative metadata sources

Spatial extent

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Recorded bounding box