THE MARINE AND FRESH-WATER FISHES. 177 



B. rhombus (Lin.). Brill. Dist. and freq. somewhat similar to turbot. 

 Zeugopterus punctatus (SI.). Muller's Topknot. Clyde area, 60 f. (G.); 



U. L. Fyne 10-25, f. (M.); Kilbrannan Sd., Ailsa Craig (F. S. G.). 

 Scophthalmus unimaculatus (Risso.). One -spotted Topknot. One off Ar- 



drossan, 10 f., 4/88 (G.). Several in a shallow sandy B. at Barmore, 



L. Fyne, 1885 (B. & S.). 

 S. norvegicus (Giinther). Ekstrom's Topnot. Off Cloch L. H., 43 f. ; Lamlash 



B., 6-18 f. ; Kilbrannan Sd. (G.) ; trawl-net (F. S.G.), r. 

 Lepidorhombus whiff ( Walb.). Sail-fluke or Whiff. Clyde area (G.) ; fairly 



freq., esp. in seaward portion of estuary (F. S. G.). 



Platophrys laterna ( Walb.). Scald-fish. Clyde area (G.) ; sometimes Kil- 

 brannan Sd., etc. (F. S. G.). 

 Pleuronectes platessa, Lin. Plaice. Mod. c. and gen. dist., esp. on sandy 



bottom ; ascends most tidal rivers, and is occasionally obtained in L. 



Lomond. 

 P. microcephalus, Donovan. Lemon or Smooth Dab. Fairly freq. and 



gen. dist. 

 P. cynoglossus, Lin. Witch-sole, or Pole Dab. Very c. in deeper parts of 



estuary. 



P. limanda, Lin. Common Dab. c. and gen. dist. 

 P. flesus, Lin. Flounder or Fluke ; c. and gen. dist. ; ascends most tidal 



rivers, and frequents some lakes as L. Lomond, where it is not unc. 

 Solea vulgaris, Guensel. Black-^ole. Occasionally ; esp. in sea-ward portion 



(F. S.G.). 

 S. variegata, Donov. Variegated-sole, or Thickback. Mull of Kintyre, 65 f., 



(G.) ; nr. Sanda L, 15/6/99 (F. S. G.) ; r. 

 S. lutea, Risso. Solenette. Nr. mouth of estuary, r. (F. S. G.). 



ORDER PHYSOSTOMI, Midler. 



Fam. Salmonidae. 



SalniO salar, Lin. Salmon ; c. in estuary, and all larger rivers ; also Lochs 

 Eck, Lomond, Doon, Dhub, and lorsa. 



S. trutta, Lin. Sea Trout. Very c. Distribution same as S. Salar, but 

 penetrating into higher and smaller waters. 



S. eriox, Gmel. Grey Salmon or Bull Trout. Scarce. Occasionally in L. 

 Lomond and the Ayrshire rivers. 



S. levenensis, Walker. Loch Leven Trout. Introduced in many smaller 

 lakes, e.g. Cochno, Craigallian, Castle Senrple, etc. ; in most of which it 

 thrives. 



S. fario, Lin. Brown Trout. Very abuud. in almost every stream and lake. 



[S. ferox, Jardine. The Ferox, or Great Lake Trout (doubtless a var. of 

 fario) said to inhabit L. Lomond. No satisfactory authority for this.] 



S. lemanus, Noreau. Geneva Lake Trout. Introduced many years ago in 

 L. Lomond ; now very r. 



S. estuarius, Knox. Estuary Trout. Not unc. in tidal waters at mouths of 

 streams. Merely a var. of. fario. 



S. umbla, Lin. Char. Scarce.' Only record, L. Doon, Ayrshire, where it 

 is now. 



S. fontinalis, Mitchell. American Brook Trout. Introduced in many small 

 lakes throughout district, also in L. Lomood where it still maintains its 

 identity, but has not thriven. Has been distributed throughout Ren- 

 frewshire and Ayrshire, and is thriving in Rivers Ayr and Irvine, and 

 the Waters of Borland, Kilmarnock, Cessnock, Carmel, and Alnwick 

 (H. A. Woodburn). 



Osmerus eperlanus (Lin.). Smelt. One taken with mussel-bait, Brodick, 

 10/88 ; not unc. (H. B., p. 218). 



M 



