1 - Ecologia Mediterranea

Loppi etai. Uchms as bioindicators ofrecent changes in air quality
Sampling Slation 24 17 19 2S 26 14 22 16 13 6 9 11 18 12 21 2 4 20 15 23 10 1 5 8 7 3
IAP Value 1 3 3 4 4 10 10 14 15 16 20 20 20 21 22 28 29 31 32 32 37 40 45 SO S6 75
IAPZone A A A A A B B B B B B B B B B C C C C C C C C 0 0 0
Normandina pulchella 9
Physcia aipolia
Physconia perisidiosa 5
Phaeophyscia hirsuta 6
Lecanora chiarotera 2
Lecanora llagenii 4
Physcia tenella
Condelariella reflua 5
Scoliciosporum chloroc:occum 2
Hypogymnia physodes 3
ucidella elaeochroma 10 9
Evemia prunaSlri 3 2
Candelaria concolor 9 7 10
Parmelia ti/iaua 1
Phaeophyscia orbicularis 2 10 10 . 8
Hyperphyscia adglutinata 4 2 9 5
Candelariella xalllhostigma 5 2 6
Parmelia subaurifera 5 3 3 9
Parmelia sulcata 3 6 1 4 S
Parmelia subrudecta 10 2 9 10 10 6 10
Physconia grisea 8 10 9 1 10 "3 10
Parmelia caperata 4 1 8 3 4 2 3 7 2 2 9
upraria lobificans 10 10 10 4 10 6 10 2
Physcia adsundens 6 10 6 10 2 10 S 10 10 8 10 10
uDrocaulon microscolJicum 4 4 1 10 10 10 10 10 10 4 9 2 10
OUter species round: Lepraria incana, Mycomicrothelia confusa. Parmelia bo"eri. Parmelia glabratula. Parmelia quercina.
Phlyetis argena. Physeonia distorta. Ramalina fastigiata. Xanthoria parietina.
Table 1. Frequency data for the lichen species found in the study area. Nomenclature follows Nimis (1993).
Air Ouality Zones 1993 1996
A - very high pollution 44.6 11.4
B - high pollution 21.0 53.7
C - moderate pollution 24.2 18.0
D - low pollution 10.2 16.9
Table 2. Division of the study area (%) in 1993 and 1996 according to the four air quality zones worked out with lichens.
A
1993
Figure 1. lsopleth maps of air quality of the study area based on lAP values found in 1993 and 1996.
•
1996
ecologia mediterranea 23 (3/4) - 1997 55