820 



BULLETIN OF THE BUREAU OF FISHERIES. 



Chondria tenuissima (Goodenough & Woodward) 

 Agardh. 



Very common, on rocks and larger algae below 

 low- water mark. Dredged by the Survey at 

 station 73, in 2^-2 to 5 fathoms, over a stony 

 bottom. 



Woods Hole: Grassy Ledge, Juniper Point, Buz- 

 zards Bay shore. Nobska. Tarpaulin Cove. 

 Black Rock. 



Vineyard Sound: Inshore Marthas Vineyard 73, 

 few on stones. 



Summer. 



Chondria tenuissima var. Baileyana (Harvey) J. 

 Agardh . 



Common, on stones and larger algae below low- 

 water mark. 



Woods Hole: Grassy Ledge, Little Harbor off 

 Juniper Point. 



Summer. 



Farlow, 1873, p. 286 (Chondria Baileyana Har- 

 vey), Woods Hole; A. A. B. Ex., fas. v, no. 

 187, Woods Hole (W. G. Farlow). 



Dasya elegans (Martens) Agardh. 



Common, in quiet waters on Zostera, larger algae, 

 and occasionally stones. Dredged by the Sur- 

 vey in 2 to 13 fathoms, over sandy and stony 

 bottoms. A wide and scattered distribution 

 in both Bay and Sound. 



Woods Hole: Grassy Ledge, Little Harbor. 

 Black Rock. 



Buzzards Bay: Upper portion 7632, i on stone. 

 Lower portion 7674 and 7675, few on Zostera; 

 7656, one, and 7666, one, on stones. Inshore 

 Gunning Point 130, one; Great Hill 154, i on 

 stone. Drifted fragments, 7626, 7653. 



Vineyard Sound: Westerly portion 7734, few. 

 Narrow portion 7733, few; 7751, one; 7753, 

 few. Easterly portion 7755, 7768, and 7770, 

 few; 7775, many: 7777, 7778, 7779, 7780, 7781, 

 7782 and 7783, few. Inshore passageof Woods 

 Hole 122, one; Robinsons Hole 21, few on 

 stones; Marthas Vineyard 55, few on algae; 61, 

 many, and 69, few, on Zostera; 73, 75, and 76, 

 many on Zostera. Drifted fragments, 7556 bis, 



7717. 7749- 7759- 

 Summer. 



Polysiphonia atrorubescens (Dillwyn) Greville. 

 Occasional, on stones in fairly deep water. 

 Dredged by the Survey in 2 to 8 fathoms, over 

 sandy and stony bottoms. A scattered distri- 

 bution at inshore stations off the Elizabeth 

 Islands in the lower portion of Buzzards Bay 

 and off Marthas Vineyard in the westerly por- 

 tion of Vineyard Sound. 



Polysiphonia atrorubescens Continued. 



Washed ashore on exposed points as at Gay Head, 



Cuttyhunk, and No Mans Land. 

 Buzzards Bay: Inshore Sow and Pigs in, few; 



Pasque 82, few. Drifted fragments, 7622. 

 Vineyard Sound: Inshore Gay Head 56, many 



on stones; Menemsha Bight July 17, 1905, haul 



2, few. 

 Summer. 

 Farlow, 1873, p. 287, Gay Head, Menemsha 



Bight; Farlow, 1881, p. 174, Gay Head. 



Polysiphonia elongata (Hudson) Harvey. [Chart 

 246.] 



Common, on stones and rocks in fairly deep wa- 

 ter. Dredged by the Survey in 2 to 1 7 fathoms 

 (most plentiful from 5 to 13 fathoms), over 

 sandy, shelly, and stony bottoms. Widely 

 distributed throughout Vineyard Sound and 

 the lower portion of Buzzards Bay. 



Washed ashore on exposed points as at Nobska, 

 Cuttyhunk, and Gay Head. 



Buzzards Bay: Lower portion 7656, one; 7662 

 (1907) and 7665, few; 767 5, one. Inshore Sow 

 and Pigs in, many; Cuttyhunk 100 and 102, 

 few; 101, many; cove west of Cuttyhunk Neck 

 27, 1905, many; Penikese 114, few. 



Vineyard Sound: Westerly portion 7581 (1907), 

 few; 7678, three; 7685, many; 7686, one; 7698, 

 one; 7701, many; 7702, 7706, 7709, one each; 

 7717, few; 7723, many; 7724, one; 7725, few; 

 7726, many; 7727, one; 7728 and 7730, few; 7734, 

 many. Narrow portion 7557, 7733, one; and 

 7739, few; 7751, 7752, 7754, one each. Easterly 

 portion 7760 and 7766, few; 7772, 7780, few 

 on Phyllophora. Inshore Robinsons Hole 23, 

 one; Quicks Hole 29, one; Cuttyhunk 33 and 

 34, many; 38, few; Gay Head 44 and 45, many; 

 46, 47, 48 and 49, few; 56 and 59, many; 60, 

 few; 7731, many; 7731 (1907), few; also off 

 Devils Bridge August 17, 1903, hauls i and 2, 

 few; Menemsha Bight July 17, 1905, hauls 2 

 and 3, many; Marthas Vineyard 55, 64, 65, 68 

 and 73, few; Vineyard Haven 7762, few. 

 Drifted fragment, 78. 



Summer. 



Farlow, 1873, p. 287, Gay Head, Menemsha 

 Bight; Farlow, 1881, p. 172, Woods Hole, Gay 

 Head; A. A. B. Ex., fas. v, no. 182, Gay Head, 

 (W. G. Farlow); P. B.-A., fas. i, no. 44, Gay 

 Head, August 22, 1892 (W. J. V. Osterhout). 



Polysiphonia fastigiata (Roth) Greville. 



Occasional, attached to Ascophyllum nodosum. 

 Woods Hole: Grassy Ledge, Juniper Point, Buz- 

 zards Bay shore. Nobska. Black Rock. 

 Spring, early summer. 

 Farlow, 1873, p. 287, Woods Hole. 



