Erin Patterson murder trial live: fungi expert says death cap mushrooms have been mistaken for edible ones in past

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Past lawsuit of decease headdress fatality successful Australia, tribunal hears

Prosecutor Nanette Rogers SC turns to caller decease headdress mushroom poisoning cases. Dr Thomas May says determination is nary cardinal registry of decease headdress mushroom poisonings successful Australia.

He points to a case, reported successful 1997, wherever a hubby and woman successful Melbourne the erstwhile twelvemonth had cooked chaotic mushrooms. The hubby aboriginal died successful hospital.

Rogers takes May to a connection helium made based connected 4 images that were posted connected the iNaturalist website.

May says the images are “highly accordant with amanita phalloides – decease cap”.

He says the 4 images were posted unneurotic connected the website but helium cannot retrieve the nonstop date.

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The tribunal has finished for the day.

Foraging whitethorn person go much fashionable during Covid-19 pandemic, mushroom adept says

Lawyer Sophie Stafford asks Dr Thomas May astir “mistaken identity” successful the discourse of mushroom poisoning.

He says “mistaken identity” is erstwhile a idiosyncratic thinks they are collecting 1 happening but it tin alternatively beryllium toxic. He says this is the astir communal signifier of poisoning.

Stafford asks May astir a survey helium conducted connected the accuracy of apps utilized to place poisonous mushrooms.

He says determination is interest astir the apps, which usage AI technology, misidentifying Australian species.

May says determination is simply a “rising interest” successful mushroom foraging successful Victoria that whitethorn beryllium associated with the pandemic.

He says the Victorian Poisons Information Centre recorded an summation successful calls during the Covid-19 period.

But helium says it was besides a “rather wet” play and it is hard to disentangle these 2 factors.

No elemental rules to separate toxic from edible mushrooms, adept agrees

Lawyer Sophie Stafford asks Dr Thomas May if determination are nary elemental rules to separate toxic mushrooms from edible mushrooms successful the wild.

“Yes,” helium says.

He says it is mostly lone aft depletion that it tin beryllium determined if a mushroom is toxic.

May agrees that the Amanita taxon contains toxic and edible mushrooms.

Fungi adept agrees decease headdress mushrooms under-reported successful determination areas

Lawyer Sophie Stafford says Dr Thomas May has made wide the limitations of his sentiment erstwhile looking astatine the 10 images and wherever helium required further information.

“That is correct,” helium says.

Under cross-examination by Stafford, May agrees that decease headdress mushrooms whitethorn not beryllium reported connected websites similar iNaturalist due to the fact that determination are nary regular surveys successful the authorities too “sweeps” done astatine immoderate locations successful the Royal Botanic Gardens successful Melbourne.

He agrees determination is an under-reporting of decease headdress mushrooms successful determination areas.

Fungi adept shown pictures of mushrooms successful court

Erin Patterson’s lawyer, Sophie Stafford, has begun cross-examining Dr Thomas May.

Stafford is taking May done 10 images of mushrooms and asking him to place which ones are accordant with decease caps.

May says immoderate images bash not bespeak the existent colour of the mushroom which tin marque it hard to find the species.

For each of these images determination mightiness beryllium a anticipation … it could beryllium thing else.

Fungi adept posted decease headdress mushroom determination connected naturalist site

Fungi adept Dr Thomas May says connected 21 May 2023 helium submitted a station astir immoderate decease headdress mushrooms helium had spotted connected a locomotion to the iNaturalist website with “several photographs”.

The station included the determination of Outtrim.

He says helium submitted the station nether his iNaturalist illustration sanction “Funkey Tom”.

The jurors are shown a screenshot representation of the post.

May says the determination uploaded was “fairly accurate.”

He says helium dropped a pin determination successful the station to amusement wherever helium had spotted the decease headdress mushroom.

‘High confidence’ mushrooms shown to him by constabulary were decease cap, adept tells court

The jurors are present shown 3 images of mushrooms that were supplied to Dr Thomas May by a Victorian constabulary detective.

The archetypal representation shows astir a twelve mushroom caps dispersed retired connected a tray.

Prosecutor Nanette Rogers asks May if these are accordant with decease headdress mushrooms. May says “these photos are accordant with amanita phalloides”.

I person a precocious assurance it’s accordant with that.

But helium says determination are different mushrooms that could look the same.

Another representation shows 5 mushrooms connected a scale.

May says these mushrooms are accordant with tract mushrooms and fastener mushrooms, which helium says tin beryllium bought from a supermarket oregon greenish grocer.

May says it’s imaginable the mushrooms person been collected successful the wild.

Past lawsuit of decease headdress fatality successful Australia, tribunal hears

Prosecutor Nanette Rogers SC turns to caller decease headdress mushroom poisoning cases. Dr Thomas May says determination is nary cardinal registry of decease headdress mushroom poisonings successful Australia.

He points to a case, reported successful 1997, wherever a hubby and woman successful Melbourne the erstwhile twelvemonth had cooked chaotic mushrooms. The hubby aboriginal died successful hospital.

Rogers takes May to a connection helium made based connected 4 images that were posted connected the iNaturalist website.

May says the images are “highly accordant with amanita phalloides – decease cap”.

He says the 4 images were posted unneurotic connected the website but helium cannot retrieve the nonstop date.

The jurors are backmost successful the tribunal room.

Prosecutor Nanette Rogers SC is continuing her introspection of May.

Crown authoritative   Nanette Rogers.
Crown authoritative Nanette Rogers SC. Photograph: James Ross/AAP

The jurors are connected a luncheon interruption and the proceedings volition resume astatine 2.15pm.

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