Slime mould knows the way out of Ikea!

Here’s a curious note on slime mould research, from the London Review of books :

Trichia affinis in a Castlemaine garden: slime moulds are very mysterious life forms: not plants, not fungi, a little bit like animals. If they can find their way out of Ikea, maybe they have something to teach us?

‘The mycologist Lynne Boddy once made a scale model of Britain out of soil, placing blocks of fungus-colonised wood at the points of the major cities; the blocks were sized proportionately to the places they represented. Mycelial networks quickly grew between the blocks: the web they created reproduced the pattern of the UK’s motorways (‘You could see the M5, M4, M1, M6’). Other researchers have set slime mould loose on tiny scale-models of Tokyo with food placed at the major hubs (in a single day they reproduced the form of the subway system) and on maps of Ikea (they found the exit, more efficiently than the scientists who set the task). Slime moulds are so good at this kind of puzzle that researchers are now using them to plan urban transport networks and fire-escape routes for large buildings.’

We’re not exactly sure what to conclude from this, except that it suggests that fungi and slime moulds would be terrific subjects for research.

And adapting Ian Higgins’s assertion (see our post), we could say, ‘Nature blindness is a terrible thing!’ So, if you’re looking for some lockdown reading, here are a few suggestions:

Alison Pouliot The allure of fungi: a book of amazement, beautifully illustrated.

Alison Pouliot and Tom May: Wild mushrooming– fungi for foragers. How to tell the delicious from the deadly!

Joy Clusker and Ray Wallace: Fungi of the Bendigo region. The one to carry around our bushlands…

Sarah Lloyd: Where the slime mould creeps. This book is a real eye opener. Sarah’s talk at the FOBIF AGM a few years ago was a hit, and her Instagram photos are astonishing.

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A walk on the high side

A small group took on FOBIF’s August walk in brisk sunny weather yesterday. The route started below the Expedition Pass spillway and negotiated the western end of the Reservoir and up to the highest point of Specimen Gully Road, then back along the top of the ridge above the Res.

The spillway, Expedition Pass reservoir, August 15: the water is not an everyday sight.

 

The spillway was flowing freely—not something you see every day of the year. Hovea and Hardenbergia were in prolific flower, some unusually grand Stringybarks were passed along the way, and the views from the ridge top were, as expected, exhilarating–taking in a sweep from Mount Alexander around to Macedon, Franklin and Kooroocheang.

The distance covered: between 9 and 10.8 kilometres—the best minds in the group were unable to reach agreement!

Our thanks to Barb Guerin and Lionel Jenkins for devising a terrifically interesting route, and negotiating passage from no less than five landowners.

Next month’s walk is planned for the Muckleford Forest. Given the possibility of changed virus regulations, please check the website before the due date.

Photos by Liz Martin (first 10 photos) and Bernard Slattery (last 2 photos):

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Strategic fuel breaks planned for our region

Discussions have begun over the government’s Strategic Fuel Breaks program, set to come to this region in the next few months.

The program is described here. There are two kinds of break:

Asset protection breaks, to be set up around settlements. These consist of areas 40 metres wide, mown down to 10 centimetres, and maintained permanently in this state. In principle, FOBIF has no problem with this program. In fact we’ve been banging on for years about the desirability of focussing safety measures around settlements.

Fryers Ridge road: we’re concerned to see the detail of how a Landscape Protection break would look along this road.

Asset protection breaks were noted in the recent draft Bendigo bushfire mitigation plan as ‘the most urgent works’ for that region. Interestingly, however, they appear to have lost priority, because of the complexities of working with settlement boundaries. Instead, the project in this region seems to be focussing on

Landscape Protection breaks. These are also up to 40 metres wide, along roads through forested areas.

The details of these breaks are less clear. According to the DELWP website,

‘Depending on their purpose, Strategic Fuel Breaks are fuel reduced areas up to 40m wide, that once established, will resemble open grassy wood or heath lands. They involve the permanent reduction of bushy vegetation through mulching and slashing, and the removal of hazardous trees and impediments to maintenance such as stumps, logs and branches.’

Could the fuel reduced areas in these forest breaks be ‘grassy wood or heathlands’? And what, exactly, would that mean? We have received mixed messages on this. At a meeting in the Fryers Forest last Friday, representatives of FOBIF, the Castlemaine Field Naturalists and local landcare met with project leaders to clarify the question. The answers were encouraging, but the matter is still under discussion.

In the meantime, FOBIF’s position is that

–Asset protection breaks should be a priority, and that

–Landscape Protection Breaks might be a good idea—depending on how they’re implemented. Given that breaks are proposed to run the length of the Fryers Ridge and Porcupine Ridge roads, and several other environmentally important parts of our bushlands, this is a vital point. We’ve repeatedly had problems with managers’ trackside maintenance (for a sample horror story, check here), and are fearful of repeats on a grand scale.

A further point is that the Strategic fuel breaks program seems to be independent of the Fire Operations plans. We’re confused by this and are seeking clarification.

Discussions on the project are ongoing–but it seems that works will start before the end of the year…

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Fuel management: the detail counts

FOBIF has made a submission to DELWP on the current fire management plan. The ‘fuel reduction’ burns currently planned can be seen on the Department’s excellent interactive map here.

Our submission essentially related to the following:

–We believe burns planned for the Wewak and Helge tracks are far too big—collectively they are far and away the biggest area planned for burning for decades. See our previous posts here , here, and here.

–We have enquired as to the approach to be taken to the Columbine Creek burn, especially in relation to its past burn history. See our post here

–The burn plan envisages another attempt to burn a section of Kalimna Park burned only last year. We ask in what way this year’s attempt will be different. See our post here

–We ask how the Department’s plans for Walmer state forest allow for the presence in the zone of the rare plant Grevillea dryophylla.

We have also asked for clarification as to the relation of the planned burn program to the Fuel Breaks project which is currently under discussion for this region (see Post above). There doesn’t actually seem to be much connection between the two programs—at this stage we’re a little confused by this fact.

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FOBIF AGM

Forty participants logged in to last Monday’s FOBIF AGM by Zoom. They heard an inspirational talk by Ian Higgins on the disappearance of Australian native pea plants—the lost world of Mitchell’s Australia Felix—and their possible return to our landscapes. A detailed report on Ian’s talk will be posted on this site in the next week or so.

President Marie Jones reviewed the group activities for the year: a continual round of negotiations with land managers, submissions to government, and cooperation with like-minded groups. Our monthly walks program attracts good numbers. We lobbied for a full time environment officer position at the Shire, and were pleased with the outcome. We are positive about the Balak kalik manya ‘walking together’ project for Kalimna Park, and about indigenous co-management generally. Our publications have continued to sell very well, our recent guide to native peas almost selling out in few months. Our upcoming guide to bushwalks in the region is due for publication in the coming month.

Elections were held for the FOBIF committee for 2021. The following were elected unopposed:

President: Marie Jones

Vice President: Neville Cooper

Secretary: Bernard Slattery

Treasurer: Lynette Amaterstein

Committee members: Asha Bannon, Jeremy Holland, Frank Panter, Cassia Read, Bronwyn Silver

There remain two vacant positions on the committee for ordinary members.

Remember: FOBIF committee meetings are open to all members. They’re at the Continuing Education building in Templeton Street at 6 pm on the second Monday of every month except January.

 

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Oh well: maybe it had to come to this…

We’ve seen them floating onto beaches in other parts of the world. We see them lying around in gutters…Maybe it was inevitable we’d see one flying through the air and landing in the trees: a small offshoot of virus conditions, and another cryptic comment on how our culture relates to nature?

Not so cute: Native Cherry with mask, Castlemaine.

 

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August 15 FOBIF walk

Next Sunday’s walk, Beyond the Res (11), will go ahead but people will have to register with FOBIF beforehand (info@fobif.or.au) New regulations in regional Victoria allow 10 people in a group outside. We will have 2 groups of 10, one led by Barb Guerin and the other by Lionel Jenkins. Due to current regulations masks must be worn on the walk. You can find out more about the walk here. We will be meeting as usual outside the Community House in Templeton Street at 9.30.  

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Pea, legume, or bean?  What does it mean?

Come along (via Zoom®) to FOBIF’s AGM (7:30 p.m. on Monday the 9th of August) and hear Ian Higgins speak on:

“Everything you wanted to know about the plant world’s third most diverse family but were too afraid to ask”.

Yes, the “Fabaceae” family, aka peas and relatives has just won the bronze medal for species diversity (right after orchids and daisies)!  But was it cheating by branch stacking?  This family recently experienced a dramatic increase in the number of its species.

  • What happened? 
  • What is the Greek word for branch anyway?
  • Why is this family the world’s most important source of plant resources that support humans (and the rest of the planet)?
  • Did you realise, that before Europeanisation, our district used to be much richer in species of this family? 
  • What’s gone missing and why?
  • What is the role of phosphorous and why is spreading “super” such an un-Australian activity?
  • What’s the connection with butterflies?
  • What is plant blindness
  • Why should I care about plant identification?

Ian will reveal answers to all these questions and more as part of the launch of FOBIF’s marvellous identification booklet: “Native Peas of the Mount Alexander Region“.

Members and supporters who wish to attend can register by emailing FOBIF (info@fobif.org.au). We would like people to register 48 hours before the meeting. People who have registered will be sent a login link before the meeting. 

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FOBIF’s 15 August walk

We are not sure what the arrangements will be for the scheduled walk on August 15 Beyond the Res (11) due to restrictions on the numbers allowed at outside gatherings. We may have to cancel the walk or have limited numbers.  Check this website next week for more information.

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More on proposed new National Parks

In a recent post we reported on the Victorian Government decision to create three new national parks in central-west Victoria. Alison Pouliot comments below on proposed long delays in stopping logging in these parks. She has also produced a terrific video, ‘Listen to the Forest’, on the ecological importance of the forests (see link below).

The fight for the proposed Victorian National Parks must continue . . . .

Following years of campaigning by conservation groups, the Victorian State Government recently announced plans to enact three new National Parks in central-west Victoria (Wombat Forest, Mt Cole and Pyrenees Ranges). While this is very welcome news, extensive logging by VicForests will be allowed to continue in the latter two until 2030. Commercial quantities of firewood will be extracted in the Wombat forest for the next four years. 

The environmental values of these forests are likely to be severely compromised by the time the National Parks are legislated. These forests contain the headwaters of major river systems, threatened species habitats and are an oasis of biodiversity in an otherwise highly fragmented landscape. It is vital that the proposed new National Parks are urgently declared and legislated.  We cannot wait until 2030. 

To contribute your voice, write to the Minister for the Environment, The Hon Lily D’Ambrosio  lily.dambrosio@parliament.vic.gov.au c.c. mary-anne.thomas@parliament.vic.gov.au 

and tell them why the forest is important to you and why the parks need to be urgently legislated.

You might also like to view this short video about these forests and the proposed parks by Alison Pouliot – Listen to the Forest or read the Victorian Government’s response to VEAC’s Central West Investigation.

Kangaroo Creek catchment KAN9064 © Alison Pouliot

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