Systematic Review of Anguilliformes Order in Iranian Museums from The
Total Page:16
File Type:pdf, Size:1020Kb
Iranian Journal of Fisheries Sciences 13(2) 407-426 2014 Systematic review of Anguilliformes order in Iranian Museums from the Persian Gulf and Oman Sea 1 1* 2 3 Owfi, F. ; Fatemi, M. R ; Motallebi, A. A ; Coad , B. Received: December 2012 Accepted: December 2013 Abstract This study focuses on Anguilliformes specimens revising which collected during 2006- 08 in some Iranian museums. For this study, all museum samples from Iranian coastal waters of the Persian Gulf and Oman Sea were investigated. The results indicated that species diversity in the Iranian waters can be classified into six families of Anguiliformes (Eels and Morays fishes). A total of 11 species - consisting of six families have been identified, of these the highest species diversity belongs to the Muraenidae with five genus and eight species. Also, there were two endemic species Muraenesox cienerus (Muraenesocidae) and Gymnothorax undulates (Muraenidae). More than ten rare species were the first report and record from Iranian territorial waters. There are Ichthyapus acuticeps, Synaphobranchus affinis, Strophidon sathete, Rhynomuraena quaestia, Gymnothorax johnsoni, G.kidako, Muraenesox bagio, Pseudoxenomystax albescens, Muraenesox talabonoides, and Conger Downloaded from jifro.ir at 15:26 +0330 on Thursday September 30th 2021 cinereus cinereus. Keywords: Systematic, Anguilliformes, Morphology, Persian Gulf, Oman Sea 1- Depaetment of Marine Biology, Science and Research Branch, Islamic Azad University, Tehran, Iran 2- Iranian Fisheries Research Organization, Tehran, Iran 3- Canadian Museum of Nature (CMN), Ottawa, Canada *Corresponding author’s email: [email protected] 408 Owfi et al., Systematic review of Anguilliformes order in Iranian museums from... Introduction Anguilliformes order included 4 collected commercial species and 222 reported subclass, 18 families, 156 genera and more species, two families in two genus and species than 500 species (Vander laan et al., 2013). belong to the sea's eels. FAO (1977-1978); introduced 82 commercial species. There appeared 9 families in Iranian waters; rd consisting of Anguillidae, Mastacemblidae 3 period: Fischer and Bianchi (1984); (Echelidae), Muraenesocidae, Muraenidae, introduced 380 species from fishing area 51. Ophichthidae, Ophidiidae (from: Bianchi (1995) introduced three families of Ophidiiformes), and Synaphobranchidae. eels in six genus and species. Coad (1992) and Seven families were found in marine Al-Abdessalam (1995); introduced four genus environments (Owfi et al., 2005a). It seems and five species in two families of eels. that previews authors do not discussed about Randall and Carpenter (1997) and Carpenter two families as name Anguillidae and et al. (1997); introduced 577 commercial and noncommercial fish species. Echelidae, which their main habitats are in Iranian freshwaters (Owfi and Rabbaniha, th 4 period (After 2000 investigation): 2007). Eels and morays families Dehghani and Asadi (1996); introduced (Anguilliformes order) are common groups of 260 species consisting of 77 families. fishes in the study area . They have Mohammadpour and Owfi (2001), ornamental and human consumption as food Hoseinzadeh and Kamali (2003); value in some species. They are eel shape and introduced 114 ornamental marine species long body, have small pectoral and anal fins. consisting of 44 families. Also, Owfi In some species anal and pectoral fins are not (2005) and Yasemi et al. (2008) presented. Almost they have long dorsal fin introduced 902 fish species from the through the caudal fin. Fins have without soft Persian Gulf and the Oman Sea . rays, with cycloid and under skin scales. Downloaded from jifro.ir at 15:26 +0330 on Thursday September 30th 2021 So, recent study was carried out with Pelvic fins are absence, holobranchia or have the main objective to achieve the specific bronchia pit on beneath or side of the head and new information about Anguilliformes (Froese et al., 2013). taxonomy, systematic and morphology of Ichthyology research in Iranian waters of the museum eels and morays in Iran. the Persian Gulf and Oman Sea with emphasis on Anguilliformes order, divided to four Materials and methods periods included: All museum samples of the st Anguilliformes were collected in Iranian 1 period: Belgvad and Loppenthin (1937) and Belgvad (1944); Introduced 216 species terrestrial waters of the Persian Gulf and Oman one genus and one species of it belongs to Sea since 1976 - 2006. The present study Congridae. reviews the 27 samples from six families of end Anguilliformes order during 2006 – 2008. 2 period: Kuronuma and Abe (1968-1972); introduced 465 species consisting of 244 Iranian Journal of Fisheries Sciences 13(2) 2014 409 17 genera and 26 species by different types of Assessment of biometrical parameters and taxidermy samples or fixed in formalin appearance characters were classified into two dedicated in Iranian museums. But some groups: museums (Ref codes: B, F, G, H, M, N) would 1- Morphometric parameters including: Total not have this fish species as following list: length, Fork length, Standard length, Fins (Table1) length, Fin base, Caudal peduncle length, Ichthyology Museum- Islamic Azad Head length, Snout length, Eye diameter, University- Babol- Ref. code: A Body depth, and in some of the relation parts Ichthyology Museum- Shahid Bahonar for identification keys. University– Kerman- Ref. code: B 2- Meristic parameters including: Number of Marine Biology Museum- Iran Shrimp vertebrate, soft rays and spines, scales, teeth, Research Center- Bushehr- Ref. Code: C head spines, upper and lower spines of gill Pardis Biodiversity Museum- DoE- Tehran - arches (Biswas, 1993) Ref. Code: D Used microscope and binocular, Zoology Museum -Tehran University - Biometrical board, Caulis by 0.01 precision, Tehran– Ref. code: E magnifying glass, this information recorded in Ichthyology laboratory- Mazandaran identification sheet. Samples categorized on University- Sari- Ref. code: F different family taxa (Fischer and Bianchi, Ichthyology Museum- Islamic Azad 1984; Smith and Heemstera, 1986). University- Savadkooh- Ref. cod e: G Fins formula standard identification table Zoology Museum- Shahid Beheshti were used for genus and species identification University- Tehran- Ref. Code: H (Smith and Heemstera, 1986). The sample of Biology Laboratory- Offshore Fisheries diagnostic characters compared by valid Research Center-Chahbahar- Ref. code: I reference qualities and ichthyologic reliable sites Marine Biology Museum- Ecology such as: Fishbase , Reef Base, and Fish Downloaded from jifro.ir at 15:26 +0330 on Thursday September 30th 2021 Research Center- Bandar Abbas- R ef. code: Catalogue of Life for finally accordance and J Darabad Natural History and Wildlife species collation (Smith and Heemstera, 1986; Museum- Tehran- Ref. code: K Al-Abdessalam, 1995; Carpenter, 1997). Iranian Natural History and Wildlife All of the studied specimens were collected Museum- Tehran- Ref. code: L. from museums; therefore some morphometric Haft Chenar Natural Museum- Tehran- Ref. and meristic parameters clarifying were code: M limited. Ichthyology Laboratory -Qaemshahr Islamic Azad University -Ref. code: N Results Ichthyology Museum -Fisheries Education According to museum samples, there are Center -Rasht -Ref. code: O nine families of eels in the northern Persian Gulf Zoology Museum -Tehran University- and Oman Sea consisting of: Anguillidae, Karaj-Ref. code: P Mastacemblidae, Muraenesocidae, 410 Owfi et al., Systematic review of Anguilliformes order in Iranian museums from... Muraenidae, Congridae, Nettastomatidae, fins, median fins with narrow black edge, Ophichthidae, and Synaphobranchidae from black patch on lower, rear edge of eye and on Anguilliformes; Ophidiidae from pectorals. Fangs put on upper and lower lips Ophidiiformes which Anguillidae and well developed two rows of teeth in jaws, Mastacemblidae are fresh water groups, and those of outer row is larger; closely set and others are marine species. compressed to from cutting edge; 6th infra Congridae: Included 22 genera and 150 orbital pore located close behind and slightly species from Congrinae (Fish Base, 2013). about posterior angle of jaw. Best way to Two genus and two species identified and assign and distinguish sex of sample is a reported in Iran from Congrinae from Ramin pattern of dark bands at night and related the and Meidani (Oman Sea) (Table 3). position of pair fins (pelvic and pectoral fins). Conger cinereus cinereus (Ruppell, 1830) This species collected from Ramin zone of the English name: Longfin African Conger Oman Sea and kept in the Zoology Museum Morphology: Dorsal and anal spines 0-0; of Tehran (Ref code: E) without scientific and vertebra number 139-146. Color brownish museum code number (Table 3, Figure 1). grey, yellow in the below of the body and on Downloaded from jifro.ir at 15:26 +0330 on Thursday September 30th 2021 Figure1: Conger cinereus cinereus Ref. code: E, (Randall, 1997) eel-like. Color is milky or light white, below Pseud ox enom ystax albea cen s (Barand, of the body is light brown and the posterior 1923) part of the body is lighter than beneath. Also English name: Hairy Conger have a dark edge on dorsal and anal fins. Morphology: Dorsal spines 0-0, dorsal fin soft This species collected from Meidani ray 276-300, anal fin soft ray 183-213; (Oman Sea) and kept in Rasht Ichthyology vertebra number 168-172. Pored lateral line Museum (Ref. code: O), by scientific and scale 140-151, lateral view of the body is an museum code 101 (Tables