Reality: There is no scientific evidence to support the claim that Mola species are poisonous. While some species of sunfish may have a mildly toxic flesh, Mola species are considered safe for consumption.
The Silent Guardian of the Score: The MOLA Errata List In the world of orchestral performance, the distance between a masterpiece and a catastrophe is often just a single misplaced ink stroke. For the audience, the music of Mahler, Stravinsky, or Beethoven feels like a timeless, immutable force. However, for the musicians on stage and the librarians behind the scenes, a musical score is a living document, prone to the same human errors as any complex manuscript. At the center of the effort to ensure "perfect" performances stands the Major Orchestra Librarians' Association (MOLA) and its most essential resource: the MOLA Errata List The Origin of the Errata List
The MOLA Errata List is more than just a list of typos; it is a critical tool for performance preparation. When a librarian prepares a "set" (the individual parts for every musician), they do not simply hand out the music. They must first "proof" it. According to professional resources like the Manual for the Performance Library
The is a vital, specialized database maintained by the Major Orchestra Librarians' Association (MOLA) to catalog and correct errors in printed orchestral music scores and parts. The Purpose of MOLA Errata Lists
Furthermore, the Errata List has been cited in two academic papers on Science Communication and Visual Bias (2018, 2021). It serves as a case study for how peer-review should apply not just to text, but to diagrams.
## MOLA-ERR-XXX — Short title - Version / Section: 1.2 — 4.3.1 - Type: Bug - Reported Date: 2026-03-15 - Reported By: Example Org - Description: ... - Impact: ... - Proposed Correction: ... - Status: Proposed - Resolution Date: - Notes:
Defined by Movement, Rehearsal Letter/Number, Bar (measure), and Beat.