174 MARIE V. LEBOUR. 
March. 
Prevailing winds N.E. and N. with §.W. in the middle and end. 
Weather usually cold. 
Biddulphia mobiliensis very common, regia not so common, sinensis 
increasing. Chetoceras curvisetum very common, teres and convolutum 
common. Coscinodiscus excentricus common, radiatus not so common. 
Ditylium Brightwelli common at times, Rhizosolenia Shrubsolet begins to 
be abundant in the middle and is very common in the end, Paralia fairly 
common through the month, Skeletonema and Streptotheca very common, 
Thalassiosira gravida begins to be fairly common in the middle and 
becomes very common at the end, the same with Thalassiothrix. Tintin- 
nopsis beroidea 1s very common at the end of the month. A few Phia- 
lidiwm and Obelia meduse present. Rathkea octopunctata occurs the 
whole month, getting common towards the end. Hybocodon prolifer 
begins in the middle and gets common towards the end. Terebellid larvee 
are common through the month. Poecilochetus larva rare, Sagitta occurs 
all through the month but is not common. Cyphonautes very common 
at the end of the month. 
Copepods not very abundant except Pseudocalanus, which is very 
common, Calanus rare but present throughout the month, <Acartia, 
Temora and Parapontella fairly common, Carcinus menas zoea common 
at the beginning but absent towards the end, Portunus sp. zoea begins. 
Corystes zoea occurs through the month but is not common, Galathea 
larva common at the beginning, rare towards the end, Crangon vulgaris 
larva through the month but not common. Copepod nauplii increase 
at the end of the month. Balanus nauplii very common all through the 
month. Larval Gasteropoda all through the month, common at the end. 
Larval Lamellibranchiata not so common. Ophiopluteus larve through 
the month, common at the end, Auricularia larva present once at the 
beginning. Ovzkopleura fairly common through the month. Young fish 
rare, fish eggs fairly common. 
Chief forms—Biddulphia mobiliensis, Chatoceras curvisetum, teres and 
convolutum, Coscinodiscus excentricus, Skeletonema costatum, Streptotheca 
thamensis, Rathkea octopunctata, Terebellid larvee, Pseudocalanus elongatus, 
Balanus nauplius, Ophiopluteus larvee and Orkopleura dioica. 
April. 
Winds N., E. and 8. South at the end. Between 10th and 25th so 
strong that no samples were taken, after that 8. wind and abundant 
plankton. All calm many days when the samples were taken after 
the storms. 
