Common Gull
This series of calls were recorded here (07/05/2021 at 23:36), Finland, Yorkshire and Rhum respectively and are taken off XC.
As canb be seen the Rhujm call is different in pitch and length. The first three calls are a series of n shapes, varying in length from 015s to 0.21s. The peak frequency band rises from 1.5 to 2.4khz (with an additional effect just before the peak. There is a lower frequency band at 1.2 khz and higher ones at 3.6, 4.8,and 6 khz amongst others. All bieng multiples of 1.2 khz, there are harmonics. |
#1: This recording was made at our house on 03/05/2021 at 04:08.
Three barks, each a series of nested n shapes of length 0.15s. The main frequency was from1.5 to 2.6 khz, with other peaks at1.3, 3.9, 5.1 and 6.4 khz. |
#2: This recording was made at our house on 27/04/2021 at 04:41.
Several barks made up of nested nu shapes of length 0.15s. The main frequency was1.9 to 2.3 khz with other peaks at 3.3, 4.5 and 5.6 khz. |
#3: This recording was made at our house on 30/04/2021 at 22:20.
Several barks made up of nested nu shapes of length 0.13s The main frequency was 1.6 to 2.6 khz with other peaks at1.3, 3.8, 4.9 and 6.1 khz. |