The Herpetofauna of Folegandros Island (Cyclades, Greece) 183- 190 All SHORT NOTES:SHORT NOTE.Qxd 08.02.2017 15:56 Seite 1
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ZOBODAT - www.zobodat.at Zoologisch-Botanische Datenbank/Zoological-Botanical Database Digitale Literatur/Digital Literature Zeitschrift/Journal: Herpetozoa Jahr/Year: 2017 Band/Volume: 29_3_4 Autor(en)/Author(s): Itescu Yuval, Jamison Simon, Slavenko Alex, Tamar Karin, Roussos Stephanos A., Foufopoulos Johannes, Meiri Shai, Pafilis Panayiotis Artikel/Article: The herpetofauna of Folegandros Island (Cyclades, Greece) 183- 190 All_SHORT_NOTES:SHORT_NOTE.qxd 08.02.2017 15:56 Seite 1 SHORT NOTE HERPETOZOA 29 (3/4) Wien, 30. Jänner 2017 SHORT NOTE 183 The herpetofauna of Folegandros naceusroumanicus ), the European rabbit Island (Cyclades, Greece) (Oryctolaguscuniculus ), and the black rat (Rattusrattus ), domestic cats and farm ani - The Island of Folegandros (Greek: mals were introduced by humans ( MASSETI Φολέγανδρος , named after the mythical 2012). Twenty four species of land birds Folegandros, son of king Minos of Crete nest on Folegandros ( SIMAIAKIS et al. 2012); and first settler on the island) covers an area predatory birds include the little owl Athene of 32.384 km 2 and lies in the south-west part noctua and the long-legged buzzard Buteo of the Cyclades Archipelago in the Aegean rufinus (HANDRINOS & A KRIOTIS 1997) . Sea, Greece ( 36.63° N, 24.90° E , WGS84 There are no amphibian records from the datum; Fig. 1). It is located between Sikinos island ( VAlAKOS et al. 2008). in the east, the volcanic island groups of The reptile fauna of Folegandros was Santorini in the south-east and Milos in the never in the focus of a targeted investigation north-west. Folegandros was separated and only few records are available in the her - from the neighboring Sikinos by rising sea petological literature. The first reptile re - level ap proximately 8,000-10,000 years ago cords from the island were reported by WER- (KAPSI MAlIS et al. 2009), and remained iso - NER (1935), with subsequent new records, lated since. The highest elevation of the only some 60 years later, by BuTTlE (1993) island is 416 m above sea level. The per - and ENTZEROTH (1996; cited as SCHulZ manent population of the island is 667 resi - 1996 in several later publications). In total, dents according to the latest census ( HEllE- only four reptilian species were identified to NIC STATISTICAl AuTHORITy 2011). Com - occur the island: Podarciserhardii (B ED- pared to the neighboring Santorini and RIAGA , 1882) and Mediodactyluskotschyi Milos, tourism on Folegandros is small- (S TEINDACHNER , 1870) by WERNER (1935), scale, and mostly peaks during a brief sum - Eryxjaculus (l INNAEuS , 1758) by BuTTlE mer season (July-August). A narrow ridge, (1993) and Elaphequatuorlineata BONNA- running from the north-west to the south- TERRE , 1790, by ENTZEROTH (1996). east of the island is its main morphological The authors visited Folegandros four feature. Deep valleys characterize its south- times: June 13-16, 2013, June 13-16, 2014, western slopes, steep cliffs the north-east. May 9-12, 2015 and June 5-6, 2015, and The island is composed of two main tectono- nonsystematically surveyed 12 sites (Fig. 1, stratigraphic units ( PHOTIADES & K EAy Table 1), varying in habitat type (phrygana, 2003): calcitic marble dominates in the agricultural terraces, buildings, a sandy south-east, glaucophane schist with meta - beach and a waste disposal site) for reptiles basalt lenses in the north-west. The island is by day and night. The surveys included rocky and barren in the south, greener in the flipping rocks and other potential covers, north-west where agricultural terraces, both searching on dry stone walls and buildings, active and abandoned, are common. Graz - and looking for road kills. The authors also ing by goats and sheep is intense in most visited the small (0.0332 km 2) offshore parts of the island, thus the vegetation type island of Agios Ioannis (site no. 13, Figs. 1 “phrygana” (low shrub communities) is and 2) on June 14, 2013. This limestone common. Pre valent anthropogenic element islet located ca. 150 m off the south-east end is the island-wide network of dry stone of Folegandros near the main harbor of walls that creates numerous microhabitats Karavostasis is dry, almost barren, and cov - for reptiles. ered with scattered Atriplex bushes in addi - Among the islands of the Cyclades Ar - tion to low grassy vegetation. It harbors a chipelago, the proportion of plants endemic small sea gull colony ( Larusmichahellis ) to Greece is highest on Pholegandros ( KOu- ensuring the availability of edible residues GIOuMOuTZIS et al. 2015). Its flora shows for the resident lizard population. closer affinity to that of the semi-desert and Animals were caught by hand or barren, yet geographically more distant, noose, under a permit issued by the Greek Anafi, than to its neighboring volcanic Ministry of Environment, Energy, and islands. The impoverished non-volant Climate Change (permit number 111165/ mammal fauna includes the hedgehog ( Eri- 1558). Collecting on Folegandros included All_SHORT_NOTES:SHORT_NOTE.qxd 08.02.2017 15:56 Seite 2 184 SHORT NOTE HERPETOZOA 29 (3/4) Wien, 30. Jänner 2017 SHORT NOTE Fig. 1: Map of Folegandros showing the localities surveyed: 1 – livadi, 2 – Karavostasis village, 3 – Karavo stasis hills, 4 – north-east of Tourlos, 5 – Chora junction, 6 – Chora (Folegandros), 7 – lithia (three windmills), 8 – Agios Christos, 9 – Agkali, 10 – Ano Meria, 11 – Merovigli, 12 – Chrisopigi, 13 – Islet Agios Ioannis. 12 individuals of Erhard’s Wall lizard, 2 age (adult\sub-adult\ juvenile) and sex, Mediodactylus and 2 Eryx ; all of them were snout-vent length (SVl), tail length (Tl) and deposited at the Zoological Museum of the body mass (except for animals on Ag. Ioan - university of Athens (ZMuA). All other nis). Selected species representatives were specimens were released immediately after photographed. The known herpetofauna of being caught and measured. Additionally, Folegandros consists of the following species: specimens from Folegandros deposited at Mediodactyluskotschyi (STEINDACH- the Zoologisches Forschungs museum NER , 1870) (Fig. 3) — Folegandros: First Alexander Koenig in Bonn, were examined record by BuTTlE (1993); other published and catalogues of other collections as well original records ‒ none; museum records ‒ as online databases (including the meta- none; records of the present study: sites no. repositories GBIF: < http://www.gbif.org >, 7 and 8 (five individuals, June 5, 2015, and VertNet: < http:// www.vertnet.org >) 8:30-13:00 h). For measurements of two queried for reptile and amphibian records. adult males (ZMuA 4170-4171). Ag. Ioan - Data acquisition included information on nis: First record by BEuTlER & G RuBER All_SHORT_NOTES:SHORT_NOTE.qxd 08.02.2017 15:56 Seite 3 SHORT NOTE HERPETOZOA 29 (3/4) Wien, 30. Jänner 2017 SHORT NOTE 185 Table 1: Description of the study sites on Folegandros including the reptile species observed. Site lati- longi- Habitat Medio- Hemi- Podarcis Eryx Elaphe tude tude dactylus dactylus erhardii jaculus quatuor- (° N) (° E) kotschyi turcicus lineata 1 36.601 24.939 Sparse shrub land -- + -- 2 36.616 24.948 Human settlement -+ + - - 3 36.620 24.945 Barren rocky hill -- + -- 4 36.615 24.935 Waste disposal site -- - -- 5 36.623 24.925 Dense shrub land -- ++- with stone walls 6 36.624 24.919 Human settlement -+ + - - 7 36.630 24.905 Agricultural fields and ++ + ++ terraces with stone walls 8 36.626 24.899 Dense rocky shrub land +- + -+ 9 36.631 24.894 Sandy beach in human -- + -- settlement 10 36.644 24.883 Road side stone walls -- + -- 11 36.647 24.872 Abandoned terraces next -+ + +- to a human settlement 12 36.657 24.853 Rocky hill side -- + -- 13 36.608 24.958 Sparse shrub land + - + - - (1978); other published original records ‒ the coldest measured among hundreds of none; museum records ‒ one spe cimen at individuals of this species on the Aegean Zoologisches For schungsmuseum Alexander islands during three years of research Koenig in Bonn (ZFMK); records of the (ITESCu , S CHWARZ , S lAVENKO , P AFIlIS & present study: site no. 13 (two individuals, MEIRI unpublished); the second coldest was June 14, 2013). 21.0 C° for an individual from the island of This most common reptile on the Iraklia. Aegean islands (VAlAKOS et al. 2008) Podarciserhardii (BEDRIAGA , 1882) — appears to be quite rare. Three individuals Folegandros: First record ‒ WERNER (1935); were found in the day light on dry stone other published original records ‒ WETT- walls (site no. 7), and two under rocks (sites STEIN (1953), BuTTlE (1993), MARSHAll & no. 7 and 8). STEVENS (2014), MARSHAll et al. (2015); Hemidactylusturcicus (lINNAEuS , museum records ‒ Museum of Comparative 1758) — Folegandros: First record ‒ this Zoology in Harvard university (MCZ) R- study; other published original records ‒ 38478-38482 (collected by F. WERNER , 5. none; museum records ‒ Natural History 1934, locality: “Folegandros”), Naturhistori - Museum Crete (NHMC) 80.3.87.244-245 sches Museum Wien (NHMW) 7294: 1-27 (collected by N. POulAKAKIS , locality: near (collected by F. WERNER & O. WETTSTEIN , Karavostasis, Folegandros); records of the 5.1934, locality: “Folegandros”), NHMW present study ‒ sites no. 2, 6, 7, 11. Ag. 26394: 1-23 (Pholegandros, F. TIEDEMANN Ioannis: no records available. leg. 12.IV.1981), ZFMK 621-645 (collected Although fairly common in human by K. F. BuCHHOlZ , 5-6.6.1953, locality: settlements, this species was not reported “Folegandros”), ZFMK 670-693 (collected from Folegandros to date. It was found by K. F. BuCHHOlZ , 7.6.1953, locality: Kara - active on walls (Fig. 4) by night and under vostasis, Folegandros), NHMC 80.3.51. rocks by day. The adult females were 2604-2610 (collected by N. POulAKAKIS , lo - gravid bearing two eggs each (determined cality: near Karavostasis, Folegandros); re - by visual inspection of the abdomen, see cords of the present study ‒ sites no. 1, 2, 3, SlAVENKO et al. 2015). On May 10, 2015, 5, 6, 7, 8, 9, 10, 11, 12 (ZMuA 4158-4169).