We publish our audit record because accuracy claims should be checkable. Every entry on this site runs through an automated fact-audit pipeline (accuracy audit → source-grounded repair → visual QA); this page is generated from that pipeline's own report, not written by hand.
Last full accuracy audit: 2026-08-28 · 5 entries checked · 9 flagged · 16 issues confirmed · 2 corrected · 14 still open
Tuna — The maximum speed of 75 km/h is incorrectly attributed to yellowfin tuna; the fastest tuna species is the Atlantic bluefin tuna, which reaches up to 70 km/h, while yellowfin tuna typically reach 50–60 km/h.
Tuna — [contradicted] Tuna, opah, and mackerel sharks are the only species of fish that can maintain a body temperature higher than the surrounding water. :: Tuna, opah, and mackerel sharks are the only species of fish that can maintain a body temperature higher than
Halibut — The claim that 'The Atlantic halibut uses an XX/XY sex determination system, while the Pacific halibut uses ZZ/ZW' is factually incorrect; both species use XX/XY.
Halibut — [contradicted] A 233.5 kg (515 lb) halibut caught off Norway in July 2013 holds the official all-tackle world record. :: The source says the 234-kg (515-pound) fish was "awaiting certification as of 2013."
Salmon — [contradicted] Chinook salmon is the largest of all Pacific salmon, occasionally reaching lengths over 6 ft (1.8 m) but typically weighing up to 30–50 lb (14–23 kg) or more. :: The source states "frequently exceeding 6 ft (1.8 m) and 14 kg (30 lb)" (note: 14 k
Salmon — [contradicted] The extinct Eosalmo driftwoodensis, from the Eocene of British Columbia (~50 million years ago), is an early salmonid; the divergence of Pacific (Oncorhynchus) and Atlantic (Salmo) salmon is estimated to have occurred ar... :: The source states
Cod — [contradicted] Cod of the genus Gadus have three rounded dorsal fins and two anal fins, with pelvic fins set under the gill cover. :: The source says: "The pelvic fins are small, with the first ray extended, and are set under the gill cover (i.e. the throat re
Cod — [contradicted] In the Baltic Sea, their main prey are herring and sprat. :: The source says: "In the Baltic Sea the most important prey species are herring and sprat." The claim uses "main" which is consistent, but no contradiction here. Actually no contradict
Sardine — [contradicted] the UK Sea Fish Industry Authority does not officially standardize a specific length threshold to distinguish them :: The United Kingdom's Sea Fish Industry Authority, for example, classifies sardines as young pilchards. One criterion suggests f
Trout — [contradicted] "Spotted seatrout (Cynoscion nebulosus), which is actually a croaker" :: The source says 'spotted seatrout/speckled trout (Cynoscion nebulosus, which is actually a croaker)', confirming it is a croaker, not contradicting. No contradiction found.
Trout — [contradicted] "Brook trout and three other extant species of North American trout are actually char (or charr)" :: The source explicitly states 'Brook trout and three other extant species of North American trout, despite the names, are actually char (or charr
Shrimp — [contradicted] The earliest shrimp fossils date from the Lower Jurassic :: Only 57 exclusively fossil species are known in the shrimp fossil record. The earliest dates from the Lower Jurassic, followed by specimens from the Cretaceous.
Oyster — [contradicted] A group of oysters is called a bed or oyster reef. :: The source says 'A group of oysters is commonly called a bed or oyster reef.' This is not a contradiction, but the phrasing is identical. No contradiction found.
All content is fetchable as JSON at /data/content/ · llms.txt · sitemap
Spotted an error? Suggest an edit — reader reports go straight into the audit queue.