@lenaunderwaterlenaunderwater

marine scientist + scientific diver underwater photographer

card updated Oct 7, 2026 · 13 clips parsed · following 383 · 8,100,000 likes total

Engagement12.22%above average

Account summary

@lenaunderwater has 515,800 followers and 308 videos. Across the 13 parsed clips the average is 263,141 views and 31,031 likes. Engagement to views is 12.22%, which is above average for TikTok. On the newer half of the feed the response is falling (−8.14 pp). Posts roughly 0.2 times a week. An average clip reaches 51% of the follower count.

Followers

515.8K

−300 in period

Engagement

12.22%

−8.14 pp newer half

Average views

263.1K

median 16.4K

Likes per clip

31K

120 comments avg

Shares / saves

994 / 1.7K

0.66% of viewers save

Posting rate

0.2 / wk

reach 51% of followers

Latest clips

13 collected

Let’s look for fluorescent tidepool critters! #science #fluorescence # — @lenaunderwater

32.6K1:55Let’s look for fluorescent tidepool critters! #science #fluorescence #marinelife #tidepooling #california6.4K78989476

Come look for fluorescent anemones with me! #science #scicomm #underwa — @lenaunderwater

502.4K1:59Come look for fluorescent anemones with me! #science #scicomm #underwater #marinebiology #marinelife 16.2K1511.7K1.1K

We recognized it was unusual when we saw it, but we had no idea how un — @lenaunderwater

12.8K0:18We recognized it was unusual when we saw it, but we had no idea how uncommon it is to casually stumble upon a sponge spa896402228

The prettiest sea slug! #nudibranch #marinelife #underwater #monterey — @lenaunderwater

16.4K0:15The prettiest sea slug! #nudibranch #marinelife #underwater #monterey #california 2.3K2214687

Come look for weird sea slugs with me! #diving #underwater #nudibranch — @lenaunderwater

14.9K1:00Come look for weird sea slugs with me! #diving #underwater #nudibranch #marinelife #scubadiving 2.3K38317102

First contact with a Red-Eyed Medusa (Polyorchis penicillatus) in Mont — @lenaunderwater

3.7K0:13First contact with a Red-Eyed Medusa (Polyorchis penicillatus) in Monterey, CA! #underwater #jellyfish #monterey #alien 19114210

So many cool things to see on the Pacific side of Mexico! #diving #scu — @lenaunderwater

11.4K0:23So many cool things to see on the Pacific side of Mexico! #diving #scuba #mexico #marinelife #underwater1.1K203347

Such an awesome day aboard the R/V Rachel Carson! #deepsea #marinelife — @lenaunderwater

5.8K0:31Such an awesome day aboard the R/V Rachel Carson! #deepsea #marinelife #ocean #rov #marinebiology #oceanography 354111222

When you study marine bioluminescence, you spend a lot of time in the — @lenaunderwater

21.7K0:14When you study marine bioluminescence, you spend a lot of time in the dark 😅 #marinebiology #science #scubadiving #black1.4K543647

The friendliest/sassiest sea pups #ocean #baja #pacific #sealion #mari — @lenaunderwater

8.6K0:43The friendliest/sassiest sea pups #ocean #baja #pacific #sealion #marinelife #underwater 586341330

Let’s chase some bait balls! 🐟 #pacific #ocean #marinelife #diving #ba — @lenaunderwater

414.2K1:17Let’s chase some bait balls! 🐟 #pacific #ocean #marinelife #diving #baja #traveltok @Cressi1946 @DJI Official 69.6K1331.1K2K

Hanging out with my distant squishy relatives #science #sciencetok #st — @lenaunderwater

1.8M0:57Hanging out with my distant squishy relatives #science #sciencetok #stem #evolution #freediving #marinebiology #underwat243K4995.7K13.1K

It’s like stepping into a different world…#kelpforest #california #und — @lenaunderwater

576.3K0:32It’s like stepping into a different world…#kelpforest #california #underwater #marinelife #nature #freediving59K4712.9K5.6K

Engagement per clip

13 parsed clips · newest on the right · click a bar to open the clip peak: 22.9% ER

Oct 1Sep 5Nov 11

Date	Views	Likes	Comments	Shares	Saves	ER
Nov 11, 2025	32,600	6,399	78	989	476	22.90%
Oct 21, 2025	502,400	16,200	151	1,674	1,135	3.59%
Oct 11, 2025	12,800	896	40	22	28	7.48%
Sep 22, 2025	16,400	2,321	22	146	87	15.18%
Sep 10, 2025	14,900	2,315	38	317	102	17.92%
Sep 8, 2025	3,676	191	14	2	10	5.63%
Sep 5, 2025	11,400	1,100	20	33	47	10.11%
Jul 10, 2025	5,827	354	11	12	22	6.47%
May 2, 2025	21,700	1,447	54	36	47	7.08%
Feb 9, 2025	8,628	586	34	13	30	7.34%
Jan 1, 2025	414,200	69,600	133	1,071	1,991	17.09%
Oct 8, 2024	1,800,000	243,000	499	5,695	13,073	13.84%
Oct 1, 2024	576,300	59,000	471	2,914	5,634	10.83%