Do Marco Polo Argali Ovis Ammon Polii Persist in Pakistan?
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Do Marco Polo argali Ovis ammon polii persist in Pakistan? H USSAIN A LI,MUHAMMAD Y OUNUS,JAFFAR U D D IN R ICHARD B ISCHOF and M UHAMMAD A LI N AWAZ Abstract The distribution range of the Near Threatened Tajikistan and Kyrgyzstan; Heptner et al., ; Schaller, Marco Polo argali, or Marco Polo sheep, Ovis ammon , ; Petocz et al., ; Schaller et al., ; polii is restricted to the Pamir Mountains, spanning Fedosenko, ; Habib, ; Schaller & Kang, ). Afghanistan, Tajikistan, China and Pakistan. Until the Throughout its range it is restricted to sparsely vegetated early s the Marco Polo argali was abundant in northern high-altitude environments (,–, m) with harsh cli- areas of Pakistan, particularly in the Khunjerab and matic conditions (Schaller et al., ; Roberts, ). Misgar Valleys around the Pamir Knot, bordering China, In Pakistan, the Marco Polo argali was reported historic- Afghanistan and Tajikistan. In Pakistan the subspecies ally from only three sites in the extreme north-west of Hunza now occurs only in one small watershed, in Khunjerab District in Gilgit-Baltistan (Schaller, ;Hessetal.,; National Park, bordering China, which it visits sporadically Roberts, ); retrospective studies have shown that these during summer. We used map-based questionnaire surveys, valleys were once home to sizeable populations. Roberts double-observer surveys and camera trapping in a search for () quoted the Mir of Hunza’s estimate of , Marco Marco Polo argali in the Pakistani Pamirs. We observed a Polo argali in Khunjerab National Park. Clark ()reported herd of individuals in Karachanai Nallah, in Khunjerab the sighting of male Marco Polo argali by an American National Park, in . The population that was formerly tourist. Rasool () reported populations of , , present in the Misgar Valley appears to have been extir- and in , , and , respectively, but during pated, presumably as a result of anthropogenic factors December –January the population was estimated to such as poaching, competition with livestock, habitat dis- comprise only – individuals (Rasool, ). Ahmad turbance, and the construction of a fence along the inter- () reported individuals from Karachanai Valley, and national border with China. Transboundary migration Shafiq & Ali ()reported in Khunjerab National Park. and range expansion into Pakistan could be facilitated by re- Schaller et al. () confirmed local extirpation on the moval of the border fence adjacent to the Kilik–Mintika area Chinese side of the Khunjerab Pass and referred to the popu- and by limiting livestock grazing in former lambing areas. lation in the Karachanai area as an isolated one. Schaller et al. () found only a skull as evidence of the Marco Polo argali Keywords Anthropogenic effects, China, fencing, Marco at the Kilik Pass on the Pakistani side in but observed Polo sheep, Ovis ammon polii, Pakistan, poaching, trans- individuals on the Chinese side of the Mintika Pass. boundary wildlife Rasool () linked the historical abundance of argali in Pakistan to the ban on hunting imposed by Mir Muhammad – he argali Ovis ammon is categorized as Near Nazim Khan of Hunza ( ), with rampant poaching Threatened on the IUCN Red List (Harris & Reading, on the Chinese side forcing the species to take refuge in the T ) but the Marco Polo argali (or Marco Polo sheep) Ovis Kilik, Mintika and Khunjerab Pass areas until , when ammon polii has not been assessed separately as a subspe- the Chinese government imposed a ban on the hunting of cies. However, a national assessment categorized the argali. Meanwhile the situation reversed in Pakistan follow- Marco Polo argali as Critically Endangered in Pakistan ing the death of Mir Nazim Khan, and the Mirs and local (Sheikh & Molur, ). The historical distribution of the poachers began hunting the species. The situation worsened subspecies includes Pakistan and other countries that during the construction of the Karakoram Highway during share the Pamir Mountains (Russia, Afghanistan, China, the s and s, when argali were poached to feed la- bourers. Observing the species’ plight in , George Schaller suggested that the government of Pakistan declare HUSSAIN ALI and MUHAMMAD ALI NAWAZ (Corresponding author) Department of Khunjerab a protected area (Rasool, ). Animal Sciences, Quaid-I-Azam University, Islamabad, Pakistan Khunjerab National Park was established in , with Email [email protected] the primary objective of protecting remnant populations MUHAMMAD YOUNUS and JAFFAR UD DIN Snow Leopard Foundation–Pakistan, Islamabad, Pakistan of Marco Polo argali. However, no agency has monitored the argali population since , and its current status in RICHARD BISCHOF Faculty of Environmental Sciences and Natural Resource Management, Norwegian University of Life Sciences, Ås, Norway Khunjerab and other parts of its historical range in Received July . Revision requested October . Pakistan is unclear. Our study was motivated by this paucity Accepted January . First published online April . of information about the species’ current status in Pakistan. Oryx, 2019, 53(2), 329–333 © 2017 Fauna & Flora International doi:10.1017/S0030605317000229 Downloaded from https://www.cambridge.org/core. IP address: 170.106.40.40, on 26 Sep 2021 at 23:42:46, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0030605317000229 330 H. Ali et al. FIG. 1 (a) Watersheds in the Hunza and Nagar Districts of Pakistan where local people participated in a questionnaire survey on the presence/absence of the Marco Polo argali Ovis ammon polii. (b) Locations of camera traps, and the routes of double-observer surveys. We used three methods: () questionnaires to assess the spe- sightings during the previous years. Reported observa- cies’ status and guide subsequent field surveys; () double- tions helped guide the delineation of areas for the camera- observer surveys (Suryawanshi et al., ; Tumursukh trap and double-observer surveys. et al., ) to estimate abundance, corrected for imperfect Argali presence was reported only by interviewees in the detection; and () camera trapping (Zaumyslova & Khunjerab area. The most recent sighting reported by inter- Bondarchuk, ) for Marco Polo argali in historically oc- viewees in Misgar Valley was from c. Double-observer cupied habitat in Hunza District. We also used question- surveys (Suryawanshi et al., ; Tumursukh et al., ) naires to identify potential factors responsible for local were conducted in the second phase of the study, during extinctions, and to delineate areas of potential occurrence June– July , in the Misgar Valley (. km ) and of the species (Lee et al., ). Khunjerab National Park (,. km ) areas. These areas Local knowledge can yield valuable insights into the sta- were divided into smaller blocks, based on watersheds. In tus and ecology of wildlife (Gandiwa, ). For this reason, Misgar the surveys focused on Kilik ( km ) and and to guide subsequent field surveys, in the first phase Mintika ( km ), and in Khunjerab National Park surveys questionnaire surveys were undertaken during – were conducted in Karachanai (. km )(Fig. ). Two ob- March . The Hunza and Nagar Districts were divided servers separated by time ( minutes), if only one trail was into watershed-based valleys (Fig. ); interviews target- available, and space, if two trails were available, surveyed ing local hunters, herders and merchants were conducted in each watershed by walking along pre-determined routes each of nine watersheds (KNP and Shimshal-II were ex- (Fig. ). Both observers recorded any pellets, tracks and cluded because they had no settlements), to record any skulls of argali encountered during the survey. Oryx, 2019, 53(2), 329–333 © 2017 Fauna & Flora International doi:10.1017/S0030605317000229 Downloaded from https://www.cambridge.org/core. IP address: 170.106.40.40, on 26 Sep 2021 at 23:42:46, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0030605317000229 Marco Polo argali in Pakistan? 331 PLATE 1 Skull of a Marco Polo argali Ovis ammon polii ram PLATE 2 Four rams, part of a herd of individuals, sighted in allegedly poached in near the Pakistan–Afghanistan border. Karachanai Nallah, Khunjerab National Park (Fig. )in. The third phase took place during May– June . Local people suggested that the extirpation of the Marco Twenty trail cameras (Reconyx HC and HC ; Polo argali in the Kilik–Mintika area was a result of the Reconyx, Holmen, USA) were installed for month in Chinese fence. Similarly, Fox et al. () and Luikart areas where argali occurrence was reported by local people et al. () cited fencing as a hurdle to the movement of in the Kilik–Mintika area of Misgar and in Khunjerab the Tibetan antelope Pantholops hodgsonii in China, and National Park (Fig. ). there is increasing awareness of the negative ecological im- In Chipurson Valley, which is contiguous with Misgar pacts of international border fences elsewhere (Lasky et al., Valley and the Wakhan corridor of Afghanistan (Fig. a), ; Linnell et al., ). neither the map-based questionnaire nor the double- In , after meeting with the Khunjerab Village observer survey yielded evidence of Marco Polo argali. Organization, the Khunjerab National Park administration Questionnaire respondents reported argali in the Kilik– imposed a total ban on livestock grazing in the Walakdur Mintika area but this was not confirmed by the double- area in Karachanai Nallah (Hess et al., ). The movement observer