Strongylocentrotus

UPD: <a href="https://lostcoastoutpost.com/patrolled/university/2026/apr/08/#incident-1153712">Patrol Check &#8212; NELSON HALL EAST 1:45 a.m.
APD: <a href="https://lostcoastoutpost.com/patrolled/arcata/2026/apr/08/#incident-1153710">TRAFFIC STOP &#8212; K ST 1:07 a.m.
HCSO: <a href="https://lostcoastoutpost.com/patrolled/sheriff/2026/apr/08/#incident-1153706">Patrol Check &#8212; 100 block of RAILROAD AVE 12:57 a.m.
APD: <a href="https://lostcoastoutpost.com/patrolled/arcata/2026/apr/08/#incident-1153708">VEHICLE INVESTIGATION &#8212; 1200 block of 5TH ST 12:52 a.m.
APD: <a href="https://lostcoastoutpost.com/patrolled/arcata/2026/apr/08/#incident-1153709">VEHICLE INVESTIGATION &#8212; 100 block of F ST 12:41 a.m.
APD: <a href="https://lostcoastoutpost.com/patrolled/arcata/2026/apr/08/#incident-1153702">WELFARE CHECK &#8212; 200 block of E ST 12:29 a.m.
HCSO: <a href="https://lostcoastoutpost.com/patrolled/sheriff/2026/apr/08/#incident-1153704">Pedestrian Check &#8212; 1500 block of CITY CENTER RD 12:12 a.m.

Strongylocentrotus purpuratus. Photo: (c) Robby Deans, some rights reserved (CC BY-NC)

Strongylocentrotus is a genus of sea urchins in the family Strongylocentrotidae containing several species.

Species: Strongylocentrotus purpuratus (Pacific purple sea urchin)

Species: Strongylocentrotus droebachiensis (Green sea urchin)