Fig. 5From: The gametogenic cycle and spawning of the short-necked clam, Paphia undulata Born, 1778 (Bivalvia: Veneridae) from Timsah Lake, Suez Canal, EgyptMonthly variation in the relative frequency of different spermatogenesis stages of male Paphia undulata from January to December 2020.EAS: early active stage; LAS: late active stage; RS: ripe (Maturing) stage; PSS: partially spent (spawning) stage; SS: spent stageBack to article page