Caves at Lassen Volcanoes National Park?

topic posted Fri, August 3, 2007 - 5:25 PM by  Unsubscribed
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I'm headed for Lassen Volcanoes National Park, anybody know anything about caves there? I would think there might be some good lava tubes.

I live in Santa Cruz and have had a lot of fun looking at the rare organisms in our caves here.

I'm a biologist, but very much an amateur when it comes to cave exploration. I am not working with climbing equipment, at least not on this trip. Any suggestions of what to see?
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    Re: Caves at Lassen Volcanoes National Park?

    Fri, August 3, 2007 - 5:28 PM
    OK, I just found this one:

    www.shastacascade.org/forest/...bway.htm
    • Re: Caves at Lassen Volcanoes National Park?

      Sat, August 4, 2007 - 1:10 AM
      oh VERY cool! i've never done a lava tube cave but have always wanted to - poor me... most of the caves i get to explore are the ones with beautiful limestone everywhere! heh!

      i found this link about Subway Cave - has a few photos - might be helpful:
      www.almanor.homestead.com/Subwa...e.html

      have a great time and please post some photos and tell us about your trip when you return!

      THANKS FOR JOINING THE TRIBE!
      • Unsu...
         

        Re: Caves at Lassen Volcanoes National Park?

        Wed, August 22, 2007 - 12:53 PM
        It turned out that I was camped pretty far away and didn't make it to the lava tube. I wish I did.

        The main purpose of the trip was to photograph ferns for a book I'm writing on the ferns of California. On that the trip was a resounding success.

        With some searching, I found the rare Asplenium septentrionale on a cliff where it was on record as being previously collected. My search of the area found only one lone individual. It was hanging from the horizontal rock surface. I think that these natural photographs will look much better in my book than the photos I could have gotten if I had grown the plant from some spores that were offered to me. For my photos, I am sticking as much as possible to natural settings and California genotypes.

        In addition, I found two plants previously unknown from Lassen Volcanoes National Park. This was a little surprising since the park has been well surveyed. The two species were Polystichum kruckebergii and Sedum obtusatum ssp. boreale. This Sedum subspecies is designated as "uncommon" in Jepson. Perhaps I should write up something for Fremontia, it would make a nice article with the photos.

        I was also able to get some great photographs of interesting animals. Under a log, near a vernal pool, I found a Long-toed Salamander with the color pattern of a Western Long-toed Salamander, a subspecies not previously known from California. I also got shots of the "endangered in California" Sewellel, apparently the most primitive living rodent with fossils going back to the time of T. rex. In addition, it was fun to get photographs of a Black Bear foraging under logs.

        In total, for my California fern book, I was able to photograph five fern species and two Isoetes species that I needed.
  • Re: Caves at Lassen Volcanoes National Park?

    Thu, August 16, 2007 - 12:55 PM
    Hey,

    where are those caves around SC?

    Bjorn
    • Unsu...
       

      Re: Caves at Lassen Volcanoes National Park?

      Wed, August 22, 2007 - 12:42 PM
      A couple of them are near the Empire Grade entrance to UCSC. UCSC is not taking care of them.

      These caves have many unique endangered species, many of which have not even yet been named and still have no official protection.

      UCSC tried cementing over entrances, but thankfully people interested in the health of these delicate ecosystems blew up the cement with dynamite.

      Another problem is parties that are thrown in one of the caves. One Halloween people brought hay down in the cave to make it more comfortable. The decay of the hay in the cave caused it to become anoxic. Again, people concerned about the cave removed the hay. This was very difficult due to oxygen levels being so low that a match could not even be lit.

      Since that Halloween the Empire Cave Pseudoscorpion, a species endemic to only that cave, is rumored to be extinct. I've looked for it and have not found it.

      These caves need protection. Anyone interested in getting active on the issue with me?
      • Re: Caves at Lassen Volcanoes National Park?

        Mon, December 3, 2007 - 4:11 PM
        **********UCSC tried cementing over entrances, but thankfully people interested in the health of these delicate ecosystems blew up the cement with dynamite. ************

        That is the sort of irresponsible conduct that destroys beautiful things. If they wanted to do it right they'd have cut the concrete out in pieces not used explosives. Concrete isn't hard to cut. Especially if you get at it in it's early cure stages.

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