Checklist of Moroccan aquatic beetles (Coleoptera: Hydraenidae Mulsant, 1844) New records and updates Author Benamar, Loubna LESCB URL-CNRST N ° 18, FS, Abdelmalek Essaadi University, Tetouan, Morocco. Author Bennas, Nard 0000-0003-3819-2717 LESCB URL-CNRST N ° 18, FS, Abdelmalek Essaadi University, Tetouan, Morocco. & nbennas @ uae. ac. ma; https: // orcid. org / 0000 - 0003 - 3819 - 2717 nbennas@uae.ac.ma Author Hassoun, Mustapha 0000-0001-9904-1774 LESCB URL-CNRST N ° 18, FS, Abdelmalek Essaadi University, Tetouan, Morocco. & hassoun. mustapha-etu @ uae. ac. ma; https: // orcid. org / 0000 - 0001 - 9904 - 1774 hassoun.mustapha-etu@uae.ac.ma Author Millán, Andrés Departamento de Ecología e Hidrología, Facultad de Biología, Universidad de Murcia, Murcia, Spain. text Zootaxa 2022 2022-04-29 5129 4 451 504 journal article 55784 10.11646/zootaxa.5129.4.1 3824ca0b-9cec-4129-b90d-1885945e37e4 1175-5326 6503966 5A6CBF61-76FB-4E5E-8038-F9860EA8F997 Ochthebius ( Ochthebius ) mediterraneus (Ieniştea, 1988) Material examined. Rif and Pré-Rif : Chefchaouen. 1 m , S61, 12 .VII.2008. 1 m , S93, 30 . VI .2003. 1 m , S129, 12 .VII.2008. 1 m , 1 f, S153, 30 .IV.2009. 1 m , S197, 26. V .2009 . 10 m , 10 f, S202, 30. VI .2005 . Larache . 1 m , 1 f, S84, 12 .VII.2007. Ouezzane ( first record ). 6 exs. , S345, 11.IV.1998 . Taounate. 4 exs. , S347, 07.IV.1998 . Taza . 3 m , S89, 04 .IV.2008. 2 m , 3 f, S187, 04.IV.2008 . 5 exs. , S348, 10.IV.1997 . 7 exs. , S348, 05.IV.1998 . Tétouan . 1 m , S173, 08 . VI .1991. Oriental Plateau : Berkane ( first record ). 14 exs. , S343, 17.VII.1997 . 31 exs. , S351, 15.VII.1997 . Figuig . 2 m , 3 f, S125, 20 .III.2008. 1 m , S169, 20 .III.2008. Jerada . 3 m , S112, 21 .III.2008. 13 m , 10 f, S213, 18.III.2008 . 27 m , 30 f, S214, 19.III.2008 . Central Plateau ( first record ): Benslimane. 5 exs. , S383, 01.II.2009 . Middle Atlas : Azilal ( first record ). 5 exs. , S335, 03.IV.1997 . Ifrane ( first record ) . 1 m , S39, 21 .IV.2008. Khemisset ( first record ) . 1 m , S186, 17.IV.2008 . Séfrou ( first record ). 6 exs. , S330, 09.IV.1998 . Meknès ( first record ). 4 exs. , S334, 08.IV.2007 . High Atlas : Errachidia ( first record ) . 8 m , 9 f, S221, 04. V .2006 . 29 exs. , S382, 08.IV.1999 . Marrakech . 3 m , 5 f, S20, 07 . V .2011. 1 m , S21, 22 . VI .2005. 3 m , 5 f, S178bis, 07. V .2011 . Ouarzazate ( first record ). 4 exs. , S328, 20.VII.1997 . 3 exs. , S339, 18.VII.1997 . 2 exs. , S341, 19.VII.1997 . 3 exs. , S356, 19.IV.2001 . Anti Atlas : Agadir Ida-Outanane. 2 exs. , S342, 21.VII.1997 . 111 exs. , S346, 21.IV.2001 . 2 exs. , S385, 23.VII.1997 . Guelmim ( first record ). 10 exs. , S353, 17.IV.2001 . 5 exs. , S372, 18.IV.2001 . Tata ( first record ). 11 exs. , S324, 22.VII.1997 . Saharan domain ( first record ): Errfoud . 12 m , 15 f, S177, 06 . V .2006. Chorotype. Mediterranean. Distribution in North Africa. Algeria , Morocco and Tunisia ( Jäch & Skale 2015 ). Moroccan distribution. Rif and Pré-Rif : Chefchaouen, Tétouan, Al Hoceima, Larache, Tanger , Taza, Taounate ( Bennas et al. 2001 ) and Nador ( Bennas et al. 2001 ; Chavanon et al. 2004 ). Oriental Plateau : Figuig ( Chavanon et al. 2004 ; Mabrouki et al. 2018 ). Middle Atlas : Khénifra and Fès (Orchymont 1942; Jäch 1991 ). High Atlas : Marrakech (Orchymont 1942; Jäch 1991 ). Anti Atlas : Agadir Ida-Outanane and Taroudant (Orchymont 1942; Jäch 1991 ).