Thank you Mr. Sorkin, this is valuable information especially for small herbaria that don't have staff trained in IPM management. I'm changing my sticky traps to reflect your suggestion and taking my occasional silverfish more seriously.
On Thu, Jan 23, 2020 at 12:25 PM Louis Sorkin <[email protected]> wrote: > It’s interesting that most people associate starchy compounds with > silverfish rather than proteins. So searching for potential infested > materials should include protein sources such as dried animal matter > including dead insects. Dead insects could be from other infested materials > and the silverfish are your cleaning crew. > > Some pest control websites usually pay more attention to non-proteins: > > Capable of thriving in most climates, silverfish prefer to dwell in dark, > damp areas such as basements, attics, kitchens and bathrooms. They are > especially attracted to paper and damp clothing. Commonly found in stored > boxes in garages and sheds. > > Silverfish are known for their destructive feeding habits, oftentimes > ruining papers, clothing and wallpaper. *Silverfish eat carbohydrates > <http://ento.psu.edu/extension/factsheets/bristletails-silverfish-and-firebrats>* > like flour, rolled oats and starches in cardboard boxes, paper, book > bindings, glue and insulation. Silverfish feed on carbohydrates, > particularly sugars and starches. Cellulose, shampoos, glue in books, > linen, silk and dead insects may be food sources. They also eat protein, > such as dried beef and dead insects. They have been found in unopened > food packages. > > Don't keep old books and magazines in areas where silverfish are usually > found like basements, attics and garages. And it's important to keep food > items such as flour and sugar in tight containers. > > Lou > > > > Louis N. Sorkin, B.C.E. > > Entomologist, Arachnologist, Myriapodologist > > Insect Cuisine & Entomophagy Research > > Division of Invertebrate Zoology|American Museum of Natural History > > Central Park West at 79th Street|New York, New York 10024-5192 > > [email protected] > > 212-769-5613 voice | 212-769-5277 fax | 917-953-0094 pager-voicemail-text > > https://www.messagemanager.americanmessaging.net/SendMessageFree.aspx > > http://www.amnh.org/our-research/staff-directory/louis-n.-sorkin > > [image: cid:[email protected]] > > The New York Entomological Society, Inc. > > www.nyentsoc.org > > [email protected] > > [image: cid:[email protected]] > > > > > > *From:* 'Thomas Parker' via Museumpests <[email protected]> > *Sent:* Thursday, January 23, 2020 1:07 PM > *To:* [email protected] > *Subject:* Re: [pestlist] Silverfish - Next Steps > > > > *EXTERNAL SENDER* > > > > If you want, you can put a few flakes of goldfish food in the center of > the glue. The silver fish sense the odor from the fish flakes and readily > climb under the glueboard. > > > > Tom Parker > > > > On Jan 23, 2020, at 12:24 PM, Dee Stubbs-Lee <[email protected]> > wrote: > > > > Interesting! I have noticed that in some of my storage areas that are > prone to silverfish, I have often found silverfish stuck to the underside > glue strip (the one that holds the blunder trap to the floor). In some > cases I have had many small silverfish on that underside glue strip and > none at all on the main glue surface on the upper side. I assume that means > they like to stick close to the floor surface and sheltered areas, > especially when they are young. I am going to experiment with this method, > though I’ll have to invest a whole 25 cents per trap rather than 5 cents as > Canada has stopped using pennies! ; ) > > > > Dee > > > > *Dee A. Stubbs-Lee, MA, CAPC* > > *Conservator / Restauratrice* > > *New Brunswick Museum* > > *277 Douglas Avenue* > > *Saint John, New Brunswick* > > *E2K 1E5* > > *Canada* > > > > *(506) 643-2341* > > > > > > > > *From:* 'bugman22' via Museumpests [mailto:[email protected] > <[email protected]>] > *Sent:* January 22, 2020 4:27 PM > *To:* [email protected] > *Subject:* Re: [pestlist] Silverfish - Next Steps > > > > I started this trick many years ago and find it works great. Silverfish > love to squeeze themselves into dark cracks and crevices. The pennies give > them a perimeter of crevices around the entire glueboard. It's > particularly helpful in situations on shelving where starchy items are > stored. It's also great around the perimeter of a basement concrete floor > where silverfish like to hide in the expansion joints. > > > > Tom Parker > > > > In a message dated 1/22/2020 3:17:39 PM Eastern Standard Time, > [email protected] writes: > > > > Hi Joel, > > > > I've never heard of placing traps like this for silverfish. Why is it > better than the regular method? > > > > Alan > > > > *Alan Van Dyke* > > Senior Preservation Technician > > Harry Ransom Center > The University of Texas at Austin > P.O. Drawer 7219 > Austin, TX 78713-7219 > P: 512-232-4614 > www.hrc.utexas.edu > <https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.hrc.utexas.edu%2F&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340352744&sdata=TMyDL3j%2BGtYlTWT6%2Fq5HzeOMCxVAIUB%2BGaI6iJ44%2Fuo%3D&reserved=0> > > > > > > > > On Wed, Jan 22, 2020 at 2:03 PM Voron, Joel <[email protected]> wrote: > > We have a house that was reinsulated in the 20's and they uses seaweed and > silverfish love it. I would not panic just yet....I would place out traps ( > cut the sticky part out of sticky traps and use pennies on all four corners > and one in the middle stuck to the glue and place it pennies down) > somewhere nice and dark where no one will step on it....if there are > silverfish there they will find it and you will know if it is a random one > off or if there is a major problem. Are people bringing cardboard or paper > bags into the structure? any recent paper or book acquisitions.....movement > of files from another building? > > > > *Joel Voron Colonial Williamsburg Foundation* > > Conservation Dept. > > Integrated Pest Management > > Office 757-220-7080 > > Cell 757-634-1175 > > E-Mail [email protected] > > > > > > > > > > > ------------------------------ > > *From:* [email protected] <[email protected]> on behalf > of Stepping Stones Archives <[email protected]> > *Sent:* Wednesday, January 22, 2020 2:57 PM > *To:* [email protected] <[email protected]> > *Subject:* Re: [pestlist] Silverfish - Next Steps > > > > Hi Joel, > > > > No, I do not. What is the importance of seaweed here? > > > > > > Lexi Echelman > > Archives and Collections Coordinator > > Stepping Stones – Historic Home of Bill & Lois Wilson, respective > cofounders of Alcoholics Anonymous & Al-Anon Family Groups > > 62 Oak Road Katonah, NY 10536 > > [email protected] > > (914)-232-4822 > > > > Website: http://www.steppingstones.org > <https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.steppingstones.org&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340362699&sdata=elhOwpNWJEXo8YqjbN5OF5mo6%2BdniCzQQmeylnauSzg%3D&reserved=0> > > Facebook: http://www.facebook.com/BillWHome > <https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.facebook.com%2FBillWHome&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340362699&sdata=tD6bom0FvqNjbFse1oRb%2BCBHfRoGI9eYEXWoSutVRpk%3D&reserved=0> > > > Twitter: https://twitter.com/billwhome?lang=en > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Ftwitter.com%2Fbillwhome%3Flang%3Den&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340372659&sdata=mNpDFS7NV%2BasqFlCSoU9xTIQ0niIivEkGivZyHXD%2B8g%3D&reserved=0> > > > > On Wed, Jan 22, 2020 at 2:57 PM Voron, Joel <[email protected]> wrote: > > Do you know if seaweed was used as insulation in this home? > > > > *Joel Voron Colonial Williamsburg Foundation* > > Conservation Dept. > > Integrated Pest Management > > Office 757-220-7080 > > Cell 757-634-1175 > > E-Mail [email protected] > > > > <image001.jpg> > > > > > > > ------------------------------ > > *From:* [email protected] <[email protected]> on behalf > of ssfaandc <[email protected]> > *Sent:* Wednesday, January 22, 2020 2:49 PM > *To:* Museumpests <[email protected]> > *Subject:* [pestlist] Silverfish - Next Steps > > > > Hi All, > > > > I have reason to believe this is a silverfish, and I found it in the > archive in a corner. The trap is not directly near paper, but there is a > lot of paper-based historic materials in that room. First, is this a > silverfish like a think it is? Next, what should I do in terms of notifying > my supervisors and what are the best practices for next steps? Should a > professional pest management company come in to inspect the space. I only > found one silverfish, so does that mean there is an infestation or only a > small amount (which is still problematic but not as big a cause for alarm). > > > > I look forward to hearing from you all. Thank you for your help, as always. > > > > Sincerely, > > > > Alexander "Lexi" Echelman > > Archives and Collections Coordinator > > Stepping Stones - Historic Home of Bill and Lois Wilson > > www.steppingstones.org > <https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.steppingstones.org&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340372659&sdata=Eh6z%2BGUfCqa5cpu%2BxzBGT17TPG%2FZrzKKLT7zN%2FowZTE%3D&reserved=0> > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/a536a901-43c9-48e1-8cf6-600b374f49af%40googlegroups.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2Fa536a901-43c9-48e1-8cf6-600b374f49af%2540googlegroups.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340372659&sdata=A6FIL%2BGzq9XNxftd48qQiaGB32NQ3WicuIPNgQupEGg%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/BN8PR20MB28049FD5E6444BE59D8A00E7DC0C0%40BN8PR20MB2804.namprd20.prod.outlook.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2FBN8PR20MB28049FD5E6444BE59D8A00E7DC0C0%2540BN8PR20MB2804.namprd20.prod.outlook.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340382615&sdata=6e0Hr%2Bypwr1k8gc2G4hx2rtwSlFxAGCyY0mZZlHf5VM%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/CADqeFbr5QzVUXEK3QidtcpH5fEjB2z9iKqv1bdnUYbO64063%3Dw%40mail.gmail.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2FCADqeFbr5QzVUXEK3QidtcpH5fEjB2z9iKqv1bdnUYbO64063%253Dw%2540mail.gmail.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340382615&sdata=ZZ%2BM%2FQSMyjlvUHkFNdka4FLXde0TwDwMU79%2BBPDRqyo%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/BN8PR20MB2804441FD6CAF33CAEC95BCEDC0C0%40BN8PR20MB2804.namprd20.prod.outlook.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2FBN8PR20MB2804441FD6CAF33CAEC95BCEDC0C0%2540BN8PR20MB2804.namprd20.prod.outlook.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340392568&sdata=IeqKoHB7OZjLW%2BqygTCc5RDkV3XTzJgT2qo4vNMwdCA%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/CAHhLO3bFGfqHZR%3DLpOeX4oGnUM9D71mAu-C8Qn0CV9Fs2nV-Mg%40mail.gmail.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2FCAHhLO3bFGfqHZR%253DLpOeX4oGnUM9D71mAu-C8Qn0CV9Fs2nV-Mg%2540mail.gmail.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340392568&sdata=LdQb5e3C76z5VN5%2FpKzj1zk%2FO4pdqtodSVuxsOZkxTc%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/1396816592.2718879.1579724812805%40mail.yahoo.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2F1396816592.2718879.1579724812805%2540mail.yahoo.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340392568&sdata=s7QqBlv%2FU2GYhcrlAVb9a3GWyLija04HEL5YBj52GwI%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/a57366c114154a17888e088fb24a52ac%40NBMEX01.NBM.local > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2Fa57366c114154a17888e088fb24a52ac%2540NBMEX01.NBM.local%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340402525&sdata=rRH6Wogry8Yd08UAj7ASfgrLG%2FcPNG2T6sSNot0BEQw%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/49BE553D-F664-4A8A-8564-5EFFE5D1A9B7%40aol.com > <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgroups.google.com%2Fd%2Fmsgid%2Fpestlist%2F49BE553D-F664-4A8A-8564-5EFFE5D1A9B7%2540aol.com%3Futm_medium%3Demail%26utm_source%3Dfooter&data=02%7C01%7Csorkin%40amnh.org%7C0b751106cca044fbaa7208d7a02f103a%7Cbe0003e8c6b9496883aeb34586974b76%7C0%7C0%7C637153996340402525&sdata=zBCgQ56aUbNy2XIwP%2Fk0XFRbrZou832oAh%2BFhMnz9yM%3D&reserved=0> > . > > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/BN8PR14MB31703DC04A505EA04F734F6BA60F0%40BN8PR14MB3170.namprd14.prod.outlook.com > <https://groups.google.com/d/msgid/pestlist/BN8PR14MB31703DC04A505EA04F734F6BA60F0%40BN8PR14MB3170.namprd14.prod.outlook.com?utm_medium=email&utm_source=footer> > . > -- Gretchen Meier Olga Lakela Herbarium (DUL) University of Minnesota Duluth [email protected] 218.726.6542 *Naturum expellas furca, tamen usque recurret - Homer * 'you may drive nature out with a pitchfork but she will come hurrying back' -- You received this message because you are subscribed to the Google Groups "Museumpests" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/pestlist/CA%2BWdk7%3D%3D7omK2MtbmSK6fCgv4YsXpuCMXhoA%3DqiKPn8eeJ95Vw%40mail.gmail.com.
