Mark L. Johnson
Animals And Plants Of The Tortolita Preserve
The Tortolita Alliance (TA) Strategic Plan (2020) included a strategic goal to collaborate with other groups/agencies/public to conduct a...
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Mark L. Johnson
- Aug 27
- 2 min
Tortolita Preserve-Post Storm(s) Report
Tortolita Preserve-After The Monsoon (8/27/23) Hiked the Tortolita Preserve (TP) Main Loop (7 miles) this early this morning. Reports of...
Mark L. Johnson
- Jul 23
- 1 min
Hot? Think Snow!
Tortolita Preserve-Snow Bound (3/2/23) Only 143 days ago we had 4 inches of snow in our Sonoran Desert and now the daily temperatures...
Mark L. Johnson
- Jul 16
- 2 min
TA Tidbits # 44-Tortolita Preserve Project Updates
Shades of Purple (TP-4/23/23) Tortolita Alliance (TA ) has been working with Marana Parks & Recreation (MPR) for the last 3.5 years on...
Mark L. Johnson
- Jul 2
- 1 min
Tortolita Summer
Tortolita Summer The summer solstice is 10 days nigh, And the temps are getting kinda high. But the early morning you can’t dislike, A...
Mark L. Johnson
- Jun 4
- 1 min
Fruitful Hike
Hiked the Upper Javelina Trail early this morning. First time on the new section near Boulder Canyon Pass (see photos in collage). The...
Mark L. Johnson
- May 14
- 2 min
Water Woes XXII-Cautious & Frugal
The water situation in the West has improved but it is only one year in a 24-year period whereby the Colorado River reservoir system has...
Mark L. Johnson
- May 10
- 2 min
Dave DeGroot-Trailblazer
Dave DeGroot-Grand Canyon One of the great benefits of the Tortolita Alliance (TA) is meeting and working with wonderfully talented...
Mark L. Johnson
- May 7
- 1 min
Dry But Colorful
Hedgehog Cactus Tortolita Preserve (4/23/23) Hiked the Wild Burro-Alamo Springs-Spur Trail early this morning. The lower trail potions...
Mark L. Johnson
- Apr 22
- 2 min
TA Tidbits #43-Blitz & Bitz
The following serves to update some important activities at the Tortolita Preserve (TP) and Upper Javelina Trail. TP Spring Bioblitz The...
Mark L. Johnson
- Apr 10
- 4 min
Saguaro Facts & Status
It has not been a good year for our treasured saguaros. Strong-Arm passed after a wonderful 160-year life in the Tortolita Preserve. We...
Mark L. Johnson
- Mar 26
- 1 min
March Gladness
Most likely your favorite team(s) have been eliminated from the NCAA basketball tournament. So its time for a little March Gladness to...
Mark L. Johnson
- Mar 4
- 1 min
Snowscapes
Tortolita Preserve-Snow Bound (3/2/23) The rare Sonoran Desert snow event on Thursday, March 2, 2023 was beautiful and captured for...
Mark L. Johnson
- Feb 12
- 1 min
A Wild Mustang Valentine
Happy Valentine's Day From The Wild Mustang Trail! Hiked the Wild Mustang Trail (9 miles) last Sunday. See 3-D video of the hike and...
Mark L. Johnson
- Feb 5
- 1 min
TP Naturalists
Tortolita Preserve-Cool & Captivating (Mark & Shirley-2/1/23) The Arizona Master Naturalist Association (AZMNA) held their annual meeting...
Mark L. Johnson
- Jan 15
- 1 min
Shades of Gray Make The Day
Wild Burro Wash & Trail 1/15/23 Hiking the Tortolita Preserve or the Tortolita Mountain Trails on a cloudy, pre-storm day is just as...
Mark L. Johnson
- Dec 17, 2022
- 2 min
TP Holiday Cheer!
Tortolita Preserve (12/10/22) Mule Deer Jumping For Joy Good news from Marana Parks & Recreation (MPR) on three Tortolita Preserve (TP)...
Mark L. Johnson
- Dec 4, 2022
- 2 min
TA Reflections & Future
The Beginning The Tortolita Alliance (TA) was formed three years ago in response to efforts by the Town of Marana (Marana) and the...
Mark L. Johnson
- Nov 12, 2022
- 1 min
TP BioBlitz (11/19) Sign-Up Reminder
A BioBlitz is an event to inventory as many species as possible in a specific area during a specific time frame. Using the smartphone app...
Mark L. Johnson
- Oct 29, 2022
- 2 min
TP BioBlitz Sign-Up
A BioBlitz is an event to inventory as many species as possible in a specific area during a specific time frame. Using the smartphone app...
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