Some notes and observations of Glow Worm larvae in captivity
 
 
Total number of glows x 22 nights   307     Highest recorded number of glows per observation period   116
Total average glows per night   13.95     Highest recorded number of glows per single minute period   5
 
 
Date: 01/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate damp. ... Food available: No.
Notes: Larva inactive throughout the observation period.
 
 
Date: 02/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate dry. ... Food available: No.
Notes: Larva active for a short period, recorded glowing on nine occasions.
 
 
Date: 03/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva active during the day. Active during observation period and recorded glowing 68 times.
 
 
Date: 04/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate dry. ... Food available: No.
Notes: Larva fed during the day and continued to feed during the observation period.
 
 
Date: 05/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 06/09/12 ... Time: 00:00h-02:00h. (later obs period)... Conditions: Indoors at room temperature. Substrate dry. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 07/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate dry. ... Food available: No.
Notes: Larva only occasionally active. Glowed five times.
 
 
Date: 08/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva very active during the observation period. Glowed a total of 116 times, with several periods of glowing activity.
 
 
Date: 09/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: Yes.
Notes: Larva again active, but periods of inactivity recorded. A sudden increase in the number of glows produced, centred either side of 23:00h. Glowed 76 times.
 
 
Date: 10/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate dry. ... Food available: Yes.
Notes: Larva recorded feeding and inactive.
 
 
Date: 11/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva feeding on remains of slug caught yesterday. Inactive during the observing period.
 
 
Date: 12/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 13/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: Yes.
Notes: Larva inactive.
 
 
Date: 14/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 15/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: Yes.
Notes: Larva inactive.
 
 
Date: 16/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva active for two distinct periods, glowing 29 times.
 
 
Date: 17/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 18/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 19/09/12 ... Time: 22:00h-00:00h. ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 20/09/12 ... Time: 00:00h-02:00h. (later obs period) ... Conditions: Indoors at room temperature. Substrate wet. ... Food available: No.
Notes: Larva inactive.
 
 
Date: 21/09/12 ... Time: 22:00h-00:00h.... Conditions: Indoors at room temperature. Substrate wet. ... Food available: Yes.
Notes: Larva inactive.
 
 
Date: 22/09/12 ... Time: 22:00h-00:00h.... Conditions: Indoors at room temperature. Substrate wet. ... Food available: Yes.
Notes: Larva mostly inactive after feeding during the day, apart from a very short period of four glows within the space of a few minutes.
     
     
Glow Worm larvae observational data    
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