BIOLOGICAL SURVEY OF WOODS HOLE AND VICINITY. 



8I 7 



Ceramium rubrum Continued . 



47 and 48, few on Chondrus and larger algar, 

 57, many; 59, few; 7731, many on larger 

 algae; 7731 (1907), few; also off Devils Bridge 

 August 17, 1903, hauls 3 and 4, many on larger 

 algae, Mcnemsha Bight, July 17, 1905, haul 2, 

 few; Marthas Vineyard 55, few on algse; 64 

 few on stones; 73, few on algse. Drifted 

 fragments, 7537, 7546, 7588, 7547 bis, 7678, 

 7682, 7699, 7706, 7751, 7754. 

 At all seasons. 



Ceramium strictum ( Kiitzing) Harvey. 



Common, on Zostcra, larger algae, and sometimes 

 on stones. Dredged by the Survey in 2 to 15^ 

 fathoms, over sandy, shelly, and stony bot- 

 toms. A scattered distribution, chiefly in the 

 easterly portion of Vineyard Sound. 



Woods Hole: Grassy Ledge, Little Harbor, off 

 Juniper Point, frequently washed ashore in 

 Little Harbor. Black Rock. 



Vineyard Sound: Narrow portion 7746, one. 

 Easterly portion 7763, one; 7764, few. In- 

 shore Robinsons Hole 20, few on stones; 

 Marthas Vineyard 61, many on Zostera; Vine- 

 yard Haven 70, few on stones. Drifted frag- 

 ments, 49. 



Summer. 



Farlow, 1873, p. 291 (Ceramium diaphanumRoih), 

 Woods Hole, Weepecket; this reference is 

 probably to Ceramium strictum; Farlow, 1881, 

 p. 136, Little Harbor Woods Hole. 



Ceramium tenuissimum (Lyngbye) J. Agardh. 



Common, on Zostcra, larger algae, and occasion- 

 ally on stones. Dredged by the Survey in 3 to 

 15 fathoms, over sandy and stony bottoms. 

 Common at inshore stations along Marthas 

 Vineyard, but distribution scattered along the 

 Elizabeth Islands and easterly shore of Buz- 

 zards Bay. 



Woods Hole: Grassy Ledge, Little Harbor, off 

 Juniper Point. Black Rock. 



Buzzards Bay: Upper portion 7652, few on Zos- 

 tera. Inshore Hog Island Point 134, few; 

 Bassetts Island 146, many; Wings Neck 147, 

 few. Drifted fragments, 138, 141. 



Vineyard Sound: Westerly portion 7724, 7725, 

 and 7726, many; 7730, few. Narrow portion 

 7530 bis and 7541 bis, few; 7542 bis, many on 

 Chorda; 7554 bis, many; 7559 and 7565 bis, few. 

 Easterly portion 77*77, many on Zostera; 7781, 

 few; 7783, many. Inshore Sow and Pigs 35, 

 few; Menemsha Bight 53 and 54, few on algae; 

 Marthas Vineyard 61 and 62, few; 67, many on 



Ceramium tenuissimum Continued . 



Zostera; 69, 73, 74, 75, and 76, many on Zostera 



and larger algae; 77, few; Vineyard Haven 70, 



few on Zostera. 

 Summer. 

 Farlow, 1873, p. 291 [Ceramium arachnoideum (?) 



Agardh], Woods Hole. 



Griffithsia Bornetiana Farlow. [Chart 241.] 



Common, on larger algae below low-water mark. 

 Dredged by the Survey in 2 to 15 fathoms (most 

 plentiful between 3 and 6 fathoms), frequently 

 attached to Phyllophora and Chondrus, over 

 sandy and stony bottoms. Distribution scat- 

 tered inshore along the east side of Buzzards 

 Bay and in the easterly portion of Vineyard 

 Sound. 



Woods Hole: Juniper Point. Nobska. Tarpau- 

 lin Cove. Weepecket Islands (Farlow). 



Buzzards Bay: Inshore Gull Island 116, many 

 on Phyllophora; Naushon 87, few; Uncatena 

 117, many on Phyllophora; Weepeckets 108, 

 many on Phyllophora; Penzance 123, many, 

 and 124, few, on Phyllophora and Chondrus; 

 Quisset 128, many on Phyllophora; 129 and 

 130, many; Gunning Point 131, many; Hog 

 Island Point 134, many; Hog Island Harbor 

 135, few; North Falmouth 137, few; Nyes 

 Neck 141, many; Cataumet Harbor 142, many. 

 Drifted fragments, 7626, 7627, 126, 127, 138. 



Vineyard Sound: Narrow portion 7533 bis, few 

 on stones; 7749, one; 7754, one. Easterly por- 

 tion 7755, few; 7778, one; 7782, one. In- 

 shore passage of Woods Hole 122, few; Non- 

 amesset 8, one; Marthas Vineyard 52, few; 

 7761, one. Drifted fragments, 7537. 



Summer. 



Farlow, 1873, p. 291 ( Griffithsia corallina Agardh), 

 Buzzards Bay, Woods Hole, Weepecket Is- 

 lands; A. A. B. Ex., fas. n, no. 88, Woods 

 Hole in part (W. G. Farlow); P. B.-A., fas. 

 vi, no. 295, Little Harbor Woods Hole, July 

 20, 1893 (W. A. Setchell). 



Griffithsia tenuis Agardh. [Chart 242.] 



Common, on stones and over sand in sheltered 

 waters. Dredged by the Survey in 2 to 4 fath- 

 oms, loosely attached over sandy and muddy 

 bottoms. Distribution restricted to the ex- 

 treme upper portion of Buzzards Bay. 

 Buzzards Bay: Upper portion 7632, i on stone. 

 Inshore Wings Neck 150, many loosely at- 

 tached on sandy bottom; Tobys Island 152, 

 few; Monument Beach 153, few. 

 Summer. 



