Late Summer Eve in Open Space

On Friday night, 9/23/11, KG, JO and I led a group of 11 through Skyline Ridge. A few had been on night hikes, and all had been on hikes on these lands before. The weather was mild and warm, probably ~75F after dark. Some high clouds partly obscured the sky throughout the hike. We haven’t done a night hike here since 2008, and even though we added some trails that we don’t hike on much, we were able to keep with the schedule.

We set off at 5:45. There was a lot to look at on the first stretch: A patch with lots of tracks: two tracks of a mammal that we guessed was raccoon, small passerine tracks, perhaps made by a California Towhee hopping, larger walking bird tracks, probably quail, deer, and lizard scat. We looked at a lot of scat along the way–the hard, shellaced bobcat scat, furry coyote, and a few unidentified scats. There were many latrines. Frit flies, as usual at this time of year, bothered us.

We stopped to smell and look at plants along the chaparral area: Vinegar weed, yerba santa, yerba buena, pennyroyal, holly-leaf cherry, skunkweed, silk tassel, seeding chamise, sagebrush, mugwort.

We had dinner on the trail above the overlook that leads down to the water tank. The quail flock farther down the trail was also having dinner, like they did on our scouting trip. While we ate, a curious deer popped its head above the quail flock from down trail. Dampwood termite alates fluttered around.

Sunset

Some heard a Western screech-owl as dusk fell. Lots of harvester ants busied themselves, and we saw two bumble bees and some dragonflies.

We found two centipedes (not stone centipedes) on the downhill past the intersection. We managed not to miss an Iridium satellite flare.

Centipede

A Jerusalem cricket and Calisoga spider showed themselves on the way to the lake. We looped Fir Knoll, finding many forest scorpions. KG and I found a large moth by its pink eyeshine, but it was too far off the trail in a tree to see clearly. It seemed to be about the size of a sphinx moth, but was perched vertically. As on the first wooded section in the beginning of the hike, there were a few small orb weavers, plus jumping bristletails.

Circling around the back of the lake didn’t produce much except for a large spider hole in the middle of the trail, with a flat collar of live oak leaves (two days later in the daytime, we weren’t able to find the hole). On the way back from the equestrian lot, a large wolf spider carrying babies crossed the trail. I haven’t seen one that large with babies in a long time, last probably at Long Ridge.

Birds seen/heard: Band-tailed pigeon, CA quail, ducks (probably mallard), western screech-owl, wrentit, Bewick’s wren, western scrub-jay.

We arrived back by 10:30.

Here are more photos.

Skyline Ridge OSP

KG, PB and I scouted for an upcoming night hike on 9/12/11. We haven’t done a night hike here since 2008, so I was curious to find out what we might see.

We left the lot at 5:45 p.m. I spotted something out of the corner of my eye: a snake skin, left coming out/going into a hole in the ground. Nearby, across from some buckwheat, something with orange, and dark eyes, fled into a hole. It backed up, so I didn’t get a look at it myself.

It was quiet, with no other people around. We got to the intersection at 6:15, and continued through to the chaparral area. We hadn’t decided on a dinner spot, so we checked out the grassy area to the right from the overlook. The grass was flattened, with rabbit and other scat around. We decided to go back to the left side, and eat on the trail that leads past the water tank, arriving there around 7:00.

View from he chaparral area

After dinner and watching the sunset, we headed across the ridge and down the steep trail back to the first intersection (8:00).

We reached the lake bridge at 8:30. We went up Fir Knoll. In the dark, it was a little difficult to navigate since parts of the trail were covered with leaf duff. We found a few scorpions on the trail banks, and heard various owls. We found a katydid and took photos. I decided after we took a few steps to go back and take a lateral view; then I noticed that it was ovipositing.

We spent half an hour there, which made it questionable to continue around the back side of the lake when we finished the loop. We decided to take the lakeside trail back since it was 9:55. We got back to the lot with some time to spare, so we checked out the hole that we’d found previously–no action, though.

Photos are here.

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